Deuteronomy Chapter 15, Verse 18

18: It shall not seem hard unto thee, when thou sendest him away free from thee; for he hath been worth a double hired servant to thee, in serving thee six years: and the LORD thy God shall bless thee in all that thou doest.— edit KJV text
18: Turn not away thy eyes from them when thou makest them free: because he hath served thee six years according to the wages of a hireling: that the Lord thy God may bless thee in all the works that thou dost.— edit Douay text
18: It shall not seem hard to thee when they are sent out free from thee, because [thy servant] has served thee six years according to the annual hire of a hireling; so the Lord thy God shall bless thee in all things whatsoever thou mayest do.— edit LXX text