3 If he came in by himself, he shall depart by himself: if he was married, then his wife shall depart with him.
Exodus 21:3 Cross References - Webster
Deuteronomy 15:12-14
12 And if thy brother, a Hebrew man, or a Hebrew woman, shall be sold to thee, and serve thee six years; then in the seventh year thou shalt let him go free from thee.
13 And when thou sendest him out free from thee, thou shalt not let him depart empty:
14 Thou shalt furnish him liberally out of thy flock, and out of thy floor, and out of thy wine-press: of that with which the LORD thy God hath blessed thee thou shalt give to him.