Abu Musa al-Asha'ari · Judgments (Ahkaam)

Two men from my tribe and I entered upon the Prophet. One of the two men said to the Prophet, "O Allah's Messenger (ﷺ)! Appoint me as a governor," and so did the second. The Prophet (ﷺ) said, "We do not assign the authority of ruling to those who ask for it, nor to those who are keen to have it."

that the Prophet (ﷺ) sent him and sent Mu`adh after him (as rulers to Yemen).

A man embraced Islam and then reverted back to Judaism. Mu`adh bin Jabal came and saw the man with Abu Musa. Mu`adh asked, "What is wrong with this (man)?" Abu Musa replied, "He embraced Islam and then reverted back to Judaism." Mu`adh said, "I will not sit down unless you kill him (as it is) the verdict of Allah and His Apostle.

The Prophet (ﷺ) said, "Set free the captives and accept invitations."