The Imamat (Leadership with Divine Authority) is a Covenant from Allah, the Most Holy, the Most High, Delivered as such by the preceding Imam to the succeeding Imam عليه السلام one after the other

4. Muhammad ibn Yahya has narrated from Ahmad ibn Muhammad from Ibn Abi ‘Umayr from ibn Bukayr and Jamil from ‘Amr ibn Mu‘ab who has said that I heard abu ‘Abdallah عليه السلام say the following. “Do you think that a testator of us chooses whoever he wants as the executor of his will? No, I swear by Allah, it is not so. It is a covenant from the Messenger of Allah to a man and then to next man. Until the Imam (abu ‘Abdallah عليه السلام ended up to his self.” The Imam عليه السلام six times said, “To the next man.” 1. The case with David and Solomon عليه السلام is referred to in the Holy Quran (21:78 – 79) .