Musannaf Ibn Abi Shaybah 34181 — Reports on the virtue of Umar bin

Abu Salamah (may Allah have mercy on him) reports that Sayyiduna Sa'd (may Allah be pleased with him) said: By Allah, although he was not earlier than us in Islam, I know by what thing he excelled us: he was the most abstinent of us from the world, meaning Sayyiduna Umar bin al-Khattab (may Allah be pleased with him).