اَلْخُرُوجُ 21:2

إِذَا ٱشْتَرَيْتَ عَبْدًا عِبْرَانِيًّا، فَسِتَّ سِنِينَ يَخْدِمُ، وَفِي ٱلسَّابِعَةِ يَخْرُجُ حُرًّا مَجَّانًا.

If thou buy an Hebrew servant, six years he shall serve: and in the seventh he shall go out free for nothing.