´It was narrated that Abu Hurairah said:` "My closest friend advised me to do three things: 'To pray witr at the beginning of the night, to pray two rak'ahs of Fajr and to fast three days of each month.'"
Hadith Referenceسنن نسائي / كتاب قيام الليل وتطوع النهار / 1679
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:متفق عليه