Abu Hurayra reported that the Prophet, may Allah bless him and grant him peace, said, "The Garden and the Fire quarrelled and the Fire said, 'The tyrants will enter me and the proud will enter me.' The Garden retorted, 'The weak will enter me and the poor will enter me.' Allah Almighty said to the Garden, 'You are My mercy and I show you to whomever I will.' Then He said to the Fire, 'You are My punishment with which I will punish whomever I will. Each of you will have your fill.'"

The Messenger of Allah said: "Whoever has three that precede him (in death) while they did not reach the age of puberty, then they will be a well-fortified fortress for him against the Fire."

"We were with the Messenger of Allah (s.a.w) and he was scraping the ground, when he raised his head to the heavens, then said: 'There is not one of you but (his place) is known' – Waki said: 'His place has been decreed (be it) in the Fire, and (or) his place in Paradise.' They said: 'Shall we not rely upon this O Messenger of Allah?' He said: 'No. Work, for everyone is facilitated for what he was created.'”(Sahih)

"A man who cries out of fearing Allah, will not be put into the Fire until milk returns to the udder; and dust raised in the cause of Allah and the smoke of Jahannam will not be gathered together." [He said:] There are narrations on this topic from Abu Raihanah and Ibn 'Abbas. [He said:] This Hadith is [Hasan] Sahih. Muhammad bin 'Abdur-Rahman is the Mawla of the family of Talbah, and he is from Al-Madinah, and trustworthy. Shu'bah and Sufyan Ath-Thawri reported from him.

that the Messenger of Allah (s.a.w) said: "The Fire complained to its Lord. It said: 'Some parts of me consume other parts.' So He allowed it to take two breaths: one during the winter, and during the summer. As for the breath in the winter then it is Zamharir, and as for the breath in the summer then it is Samum.

Other chains report similar narrations.

that the Messenger of Allah (SAW) said: "There are three things for which whomever has them, then he has tasted the sweetness of faith: The one for whom Allah and His Messenger are more beloved than anything else; whoever loves someone and he does not love him except for the sake of Allah, and whoever hates to return to disbelief after Allah has saved him from it, just as he hates to be thrown into fire."

that the Prophet (SAW) said: "None of the black heads (meaning the Children of Adam since (most of) their heads are black) before you partook of spoils of war, but fire from the heavens would be sent down upon them, consuming them." Sulaiman (one of the narrators) said "No one says this except for Abu Hurairah now. "So on the day of Badr when they had the spoils of war before it was made lawful for them, Allah [Most High] revealed: Were it not a previous ordainment from Allah, a severe torment would have touched you for what you took."

‘Amr b. Shu'aib on his father’s authority said that his grandfather told of two women wearing gold bangles on their wrists coming to God’s messenger, who asked them whether they paid zakat on them. On their replying that they did not, he asked them whether they wanted God to put two bangles of fire on them, and when they replied that they did not, he told them to pay the zakat due on them. Tirmidhi transmitted it, saying something similar to this tradition has been transmitted by al-Muthanna b. as-Sabbah from ‘Amr b. Shu'aib; but al-Muthanna b. as-Sabbah and Ibn Lahi'a are declared to be weak in tradition; and nothing on this subject is soundly reported from the Prophet.

Ibn ‘Abbas said he was told by ‘Umar that on the day of Khaibar some of the Prophet’s companions came and said, So and so is a martyr and so and so is a martyr,” but when they came to a man about whom they said, "So and so is a martyr” God’s Messenger declared, "By no means, I have seen him in hell in a mantle (or cloak) which he took dishonestly.” God's Messenger then said, "Go, Ibn al-Khattab, and announce among the people three times that only the believers will enter paradise.” He said he went out and announced three times, "Only the believers will enter paradise.” Muslim transmitted it.

Abu Sa'id told a woman coming to God’s messenger and saying, “Messenger of God, the men have a monopoly of what you say, so appoint us a day on which we may come to you to teach us some of what God has taught you.” He told them to gather on such and such a day in such and such a place, and when they did so he came to them and taught them some of what God had taught him. Then he said, “No woman among you will be predeceased by three of her children without that being a curtain from hell for her." One of the women asked whether that applied if there were two, repeating the question twice, and he replied, “Two also, two also, two also." Bukharl transmitted it.

The Prophet said: "Whoever seeks knowledge for a reason other than the sake of Allah, or intends it for a purpose other than for the sake of Allah, let him take his place in hell."

The Prophet used to say: "Whoever performs prayer in congregation at the mosque for forty nights, never missing the first Rak'ah of the 'Isha' prayer, Allah will thereby decree for him salvation from the Fire."

"The Messenger of Allah (saas) used to say: 'Allahummanfa'ni bima 'allamtani, wa 'allimni ma yanfa'uni, wa zidni 'ilman, wal-hamdu lillahi 'ala kulli hal, wa a'udhu billahi min 'adhabin-nar (O Allah, benefit me by that which You have taught me, and teach me that which will benefit me, and increase me in knowledge. Praise is to Allah in all situations, and I seek refuge with Allah from the torment of the Fire).'"

"The Prophet(SAW) passed by me and I was lying on my stomach. He nudged me with his foot and said: 'O Junaidib! This is how the people of Hell lie.'""

"Whoever has three daughters and is patient towards them, and feeds them, gives them to drink, and clothes them from his wealth; they will be a shield for him from the Fire on the Day of Resurrection.'"

“Whoever fasts one day in the cause of Allah, Allah will keep the Fire away from his face the distance of seventy autumns (years) for that day.”

“The people of Hell will be made to weep and they will weep until they run out of tears. Then they will weep blood until something like trenches appear on their faces, and if ships were placed in them they would float.”

“A man may speak a word that angers Allah and not see anything wrong with it, but it will cause him to sink down in Hell the depth of seventy autumns.”

“The one who drinks from a silver vessel is swallowing Hell-fire into his belly.”

"(The Khawarij) are the worst of the slain who are killed under heaven, and the best of the slain are those who were killed by them. Those (Khawarij) are the dogs of Hell. Those people were Muslims but they became disbelievers." I said: "O Abu Umamah, is that your opinion?" He said: "Rather I heard it from the Messenger of Allah."

"The Messenger of Allah said: 'Whoever is asked about knowledge that he has and he conceals it, will be bridled on the Day of Resurrection with reins of fire.'"

"The Messenger of Allah said: 'I was thinking of commanding that the call to prayer be given, then I would tell a man to lead the people in prayer, then I would go out with some other men carrying bundles of wood, and go to people who do not attend the prayer, and burn their houses down around them.'"

"I taught a man the Qur'an, and he gave me a bow. I mentioned that to the Messenger of Allah (SAW) and he said: 'If you accept it you will be accepting a bow of fire.' So I returned it."

“I am only human, and some of you may be more eloquent in presenting your case than others. If I pass a judgement in his favor that detracts from his brother's rights, I am giving him a piece of fire.”

“The Messenger of Allah (saw) said: “No one will enter Hell except one who is doomed.” It was said: “O Messenger of Allah, who is the one who is doomed?” He said: “The one who never does any act of obedience (towards Allah) and who never omitted any act of sin.”

“When two Muslims confront one another with their swords, both the killer and the slain will be in Hell.” They said: “O Messenger of Allah, (we understand about) this killer, but what is wrong with the one who is slain?” He said: “He wanted to kill his companion.’”