This is the first volume of Musnad Imam Ahmad, it is widely regard as the one of most authentic collections of hadith after the Kutub as-Sittah.

This volume contains the following contents:

Hadith #1 to #1380

• Musnad Abu Bakr, Hadith #1 - 81
• Musnad Umar Ibn al-Khattab, Hadith #82 - 390
• The Hadith of as-Saqeefah, Hadith #391 - 398
• Musnad Uthman Iibn Affan, Hadith #399 - 561
• Musnad Ali Ibn Abi Talib, Hadith #562 - 1380