At-Tawba 9:4 الا الذين عاهدتم من المشركين ثم لم ينقصوكم شييا ولم يظاهروا عليكم احدا فاتموا اليهم عهدهم الى مدتهم ان الله يحب المتقين ٤

Existing Peace Treaties remained valid until the End of Their Term

This is an exception regulating the longest extent of time for those who have a general treaty - with out time mentioned - to four months. They would have four months to travel the lands in search of sanctuary for themselves wherever