He was born in 399 AH.
He heard hadith from Ahmad ibn ʿAbd al-Rahman al-Yazdi in 409 AH, as well as from Abu Bakr ibn Abi ʿAli al-Dhakwani, ʿAbd al-Rahman ibn Muhammad ibn ʿUbayd Allah, Muhammad ibn Salih al-ʿAttar, and a number of others.
Among those who narrated from him were Abu Bakr Muhammad ibn Mansur al-Samʿani, Ismaʿil ibn Muhammad al-Taymi, Abu Tahir al-Silafi, and others.
Yahya ibn Mandah said, “He served as a shurṭī (police officer); he was trustworthy, reliable, refined, and devout. He studied the book al-Hujjah (1) of Abu ʿAli al-Farisi under Abu ʿAli al-Marzuqi (2) and stayed with him for a time.”
He passed away on the eleventh of Shaʿban in 489 AH.
Al-Silafi remarked, “He was the first person from whom I wrote down hadith.”
41 – al-Khalili, Abu al-Qasim Ahmad ibn Muhammad ibn Muhammad *
The musnid of the age and leading figure, Abu al-Qasim Ahmad ibn Muhammad ibn Muhammad al-Khalili (3), al-Balkhi, the dihqan.