Narrated Aisha, Ummul Mu'minin:
The Messenger of Allah (ﷺ) Said: The blood of a Muslim man who testifies that there is no god but Allah and that Muhammad is Allah's Messenger (ﷺ) should not lawfully be shed except only for one of three reasons: a man who committed fornication after marriage, in which case he should be stoned; one who goes forth to fight with Allah and His Apostle, in which case he should be killed or crucified or exiled from the land; or one who commits murder for which he is killed.
‘Ikrimah said: ‘Ali burned some people who retreated from Islam. When Ibn ‘Abbas was informed of it, he said: If it had been I, I would not have burned them, for the Messenger of Allah (ﷺ) said: Do not inflict Allah’s pu…
`Abd Allah (b. Mas`ud) reported the Messenger of Allah (peace be upon him) as saying: The blood of a Muslim man who testifies that there is no god but Allah and that I am the Messenger of Allah (ﷺ) should not be lawfully…
Abu Burdah said on the authority of Abu Musa : I went to the Prophet (ﷺ) while two men who were Ash’ arIs were with me. One of them was on my right and the other on my left side. Bothe of them asked him for employment. T…
Narrated Mu'adh ibn Jabal:
AbuMusa said: Mu'adh came to me when I was in the Yemen. A man who was Jew embraced Islam and then retreated from Islam. When Mu'adh came, he said: I will not come down from my mount until he…
Abu Burdah said: A man who turned back from Islam was brought to Abu Musa. He invited him to repent for twenty days or about so. Muadh then came and invited him (to embrace Islam) but he refused. So he was beheaded.
The tradition mention above has also been transmitted by Abu Musa through a different chain if narrators. But there is no mention of demand of repentance.