فَأَسرِ بِأَهلِكَ بِقِطعٍ مِنَ اللَّيلِ وَاتَّبِع أَدبارَهُم وَلا يَلتَفِت مِنكُم أَحَدٌ وَامضوا حَيثُ تُؤمَرونَ

So set out with your family during a portion of the night and follow behind them and let not anyone among you look back and continue on to where you are commanded."