migration / emigration (for God's sake)
Feminine noun (maṣdar of هَاجَرَ, Form III). Verb: هَاجَرَ (to emigrate). Active participle: مُهَاجِرٌ (emigrant). Plural of muhājir: مُهَاجِرُونَ.
The Hijrah of Prophet Muhammad ﷺ from Makkah to Madinah in 622 CE marks the start of the Islamic calendar and the birth of the first Muslim state.