"If a soul ... lie unto his neighbour ... or have found that which was lost, and lieth concerning it ... then ...
he shall restore that which he took ... or the lost thing which he found ... and shall add the fifth part more thereto."
What is stolen or wrongfully acquired should be returned to the owner. 6:2-5
"Thou shalt not lie carnally with thy neighbour's wife." 18:20
Leave some grapes on the vine for travelers and the poor. 19:10