Mus'ar, may Allah have mercy on him, says: A man came to Sayyiduna Abdullah bin Mas'ud, may Allah be pleased with him, and said: Advise me. He said: When you hear Allah, the Mighty and Majestic, saying: "O you who believe," then listen with full attention, because either some good is being commanded or some evil is being forbidden.
Hadith Referenceسنن سعید بن منصور / كتاب التفسير / 848
Hadith Gradingمحدثین:سنده ضعيف لانقطاع بين مسعر وابن مسعود - رضي الله عنه -.
Hadith Takhrij«أخرجه سعيد بن منصور فى (سننه) برقم: 50، 848»