Abdullah bin al-'Ala' عبد الله بن العلاء بن زبر · The Book of al-Bay'ah

"Why don't you pledge to me upon that which the women have pledged: That you will not associate anything with Allah, that you will not steal, that you will not have unlawful sexual relations, that you will not utter slander, fabricating from between your hands and feet, and that you will not disobey me in goodness (Ma'ruf)?" We said: "yes, O Messenger of Allah." So we gave him our pledge, on that basis. The Messenger of Allah said: "Whoever commits…

"I have come pledging to emigrate (Hijrah), and I have left my parents weeping." He said: "Go back to them, and make them smile as you made them weep."