The document summarizes key events in the early years of Islam from 610 to 622 CE, including the start of Prophet Muhammad's prophethood, persecution of Muslims in Mecca, the migration of Muslims to Abyssinia, and important conversions. It then details the hijra or migration of Muhammad and his followers from Mecca to Yathrib in 622, including the route taken, stopping at Quba where the first mosque was built, and finally settling in Yathrib which was later renamed Madinat an-Nabi or City of the Prophet. A map shows the usual and actual routes taken from Mecca to Yathrib along with important geographical locations.