Deuteronomy 15:12
“If your fellow Hebrew, a man or woman, is sold to you and serves you six years, you must set him free in the seventh year.
Jeremiah 34:14
At the end of seven years, each of you must free his Hebrew brother who sold himself
Leviticus 25:39-41
“If your brother among you becomes destitute and sells himself to you,
Exodus 21:2-6
“When you buy a Hebrew slave, he is to serve for six years; then in the seventh he is to leave as a free man
Deuteronomy 15:1
“At the end of every seven years you must cancel debts.
John 8:35-36