The two most authoritative hadith for Sunnis are those compi…

The twо mоst аuthоritаtive hаdith for Sunnis are those compiled by al-Bukhari and Muslim, although four others are also considered authentic: the collections of al-Tirmidhi, al-Nasa’i, Abu Dawud al-Sijistani, and Ibn Majah. Authoritative collections for Shia are those collected by al-Tusi, ibn Babawayh, and al-Razi.