| Arabic reference | : Book 12, Hadith 20994 |
| Arabic reference | : Book 19, Hadith 20061 |
| Arabic reference | : Book 18, Hadith 19606 |
Narrated Ibn `Abbas:
The Prophet never fasted a full month except the month of Ramadan, and he used to fast till one could say, "By Allah, he will never stop fasting," and he would abandon fasting till one would say, "By Allah, he will never fast."
| Reference | : Sahih al-Bukhari 1971 |
| In-book reference | : Book 30, Hadith 78 |
| USC-MSA web (English) reference | : Vol. 3, Book 31, Hadith 192 |
| (deprecated numbering scheme) |
| Sunnah.com reference | : Book 8, Hadith 187 |
| English translation | : Book 8, Hadith 1134 |
| Arabic reference | : Book 8, Hadith 1123 |
| Arabic reference | : Book 17, Hadith 12220 |
| Arabic reference | : Book 6, Hadith 13347 |
| Arabic reference | : Book 9, Hadith 18060 |
| Arabic reference | : Book 19, Hadith 26766 |
| Arabic reference | : Book 20, Hadith 27685 |
| Arabic reference | : Book 25, Hadith 3515 |
| Arabic reference | : Book 30, Hadith 18400 |
| Arabic reference | : Book 26, Hadith 4032 |
| Arabic reference | : Book 13, Hadith 14154 |
| Arabic reference | : Book 14, Hadith 14220 |
| Arabic reference | : Book 17, Hadith 18394 |
| Arabic reference | : Book 18, Hadith 18906 |
| Arabic reference | : Book 62, Hadith 8296 |
| Arabic reference | : Book 15, Hadith 3075 |
| Arabic reference | : Book 25, Hadith 16136 |
| Arabic reference | : Book 26, Hadith 16184 |
| Arabic reference | : Book 6, Hadith 13412 |
| Arabic reference | : Book 6, Hadith 13534 |
| Arabic reference | : Book 12, Hadith 20999 |
| Grade: | Da'if Isnād (Zubair `Aliza'i) |
| Reference | : Ash-Shama'il Al-Muhammadiyah 224 |
| In-book reference | : Book 33, Hadith 3 |
| Grade: | Hasan (Darussalam) |
| Reference | : Sunan Ibn Majah 1614 |
| In-book reference | : Book 6, Hadith 182 |
| English translation | : Vol. 1, Book 6, Hadith 1614 |
| Grade: | Da'if (Darussalam) |
| Reference | : Jami` at-Tirmidhi 1453 |
| In-book reference | : Book 17, Hadith 36 |
| English translation | : Vol. 3, Book 15, Hadith 1453 |
| Grade: | Da'if (Darussalam) |
| Reference | : Jami` at-Tirmidhi 2680 |
| In-book reference | : Book 41, Hadith 36 |
| English translation | : Vol. 5, Book 39, Hadith 2680 |
| Arabic reference | : Book 13, Hadith 9157 |