"O our father! Ask forgiveness (from Allah) for our sins, indeed we have been sinners." He said:"I will ask my Lord for forgiveness for you, verily, He! Only He is the Oft-Forgiving, the Most Merciful."and He forgives those who repent to Him.Abdullah bin Mas`ud, Ibrahim At-Taymi, `Amr bin Qays, Ibn Jurayj and several others said that;Prophet Yaqub delayed fulfilling their request until the latter part of the night