It is narrated from Ibrahim (may Allah have mercy on him) that Aswad (may Allah have mercy on him) used to complete the Qur'an every two nights in Ramadan, and would sleep between Maghrib and Isha, while in other days he would complete it in six days.
Hadith Referenceسنن سعید بن منصور / كتاب التفسير / 151
Hadith Gradingمحدثین:سنده صحيح.
Hadith Takhrij«أخرجه سعيد بن منصور فى (سننه) برقم: 151، وعبد الرزاق فى (مصنفه) برقم: 2148، 5954، وابن أبى شيبة فى (مصنفه) برقم: 7271، 9884»