Deuteronomy 22:2
2If your brother does not live near you, or if you do not know who he is, you are to take the animal home with you to remain until your brother comes seeking it; then you can return it to him.
2If your brother does not live near you, or if you do not know who he is, you are to take the animal home with you to remain until your brother comes seeking it; then you can return it to him.