[4][5] Ibn Mājah was born in Qazwin, the modern-day Iranian province of Qazvin, in 824 CE/209 AH[4] to a family who were members (mawla) of the Rabīʻah tribe.
[6] He left his hometown to travel the Islamic world visiting Iraq, Makkah, the Levant and Egypt.
Abū Yaʻlā al-Khalīlī praised Ibn Mājah as "reliable (thiqah), prominent, agreed upon, a religious authority, possessing knowledge and the capability to memorize.
"[4] According to al-Dhahabī, Ibn Mājah died on approximately February 19, 887 CE/with eight days remaining of the month of Ramadan, 273 AH,[4] or, according to al-Kattānī, in either 887/273 or 889/275.
[4] Upon completing it, he read it to Abu Zur’a al-Razi, a hadith authority of his time, who commented, "I think that were people to get their hands on this, the other collections, or most of them, would be rendered obsolete.