once he has sinned and becomes guilty, he must return what he has stolen or taken by extortion, or the deposit entrusted to him, or the lost property he found,
Jewish Publication Society of America Version (JPS1917) - Leviticus 6:4 >(5-23) then it shall be, if he hath sinned, and is guilty, that he shall restore that which he took by robbery, or the thing which he hath gotten by oppression, or the deposit which was deposited with him, or the lost thing which he found,