is the one who initiates the greeting of peace.

It is well-known among Ahl al-Sunnah wa’l-Jamāʿah that sins which fall short of outright disbelief do not expel a person from faith. The issue to be considered after that is whether or not boycotting will be of benefit. If it proves beneficial and leads the sinner to abandon his disobedience, then he is to be boycotted. The evidence for this is the story of Kaʿb ibn Mālik, Hilāl ibn Umayyah, and Murārah ibn al-Rabīʿ—may Allah be pleased with them—who failed to accompany the expedition to Tabūk. The Prophet, peace and blessings be upon him, boycotted them and ordered the Muslims to do likewise. They derived tremendous benefit from that boycott: they turned wholeheartedly to Allah; the earth, vast as it is, felt constricted to them; their own souls grew tight; and they realized with certainty that there is no refuge from Allah except in Him. They repented, and Allah accepted their repentance.

These, then, are the kinds of hijrah (migration): hijrah from a place, hijrah from an action, and hijrah from the person who commits the action.

2- On the authority of the Mother of the Believers, Umm ʿAbd Allāh ʿĀʾishah—may Allah be pleased with her—who said: The Messenger of Allah, peace and blessings be upon him, said, “An army will set out to attack the Kaʿbah, and when they reach an open desert they will be swallowed up—its first and its last alike.” I said, “O Messenger of Allah, how can the first of them and the last of them be swallowed up…"