And We have enjoined upon man to do good to his parents. His mother carried him with difficulty and delivered him with difficulty. And his carrying and his weaning is (in) thirty months, until when he attains his maturity and reaches forty years, he says, .My Lord, grant me that I offer gratitude for the favour You have bestowed upon me and upon my parents, and that I do righteous deeds that You like. And set righteousness, for my sake, in my progeny. Of course, I repent to you, and truly I am one of those who submit to You.