Hibban bin Wasi' narrates from his father, from his grandfather, that when Sayyiduna Umar was appointed as the Caliph, he said: "O people! I have considered this matter and I have found that among your transactions, the thing most similar to what was in the blessed time of the Prophet (peace and blessings be upon him) is the option (of choice), which the Prophet (peace and blessings be upon him) gave to Hibban bin Munqidh for three days, and this incident occurred regarding a slave."