Exodus 21:3

New Century Version

If he is not married when he becomes your slave, he must leave without a wife. But if he is married when he becomes your slave, he may take his wife with him.

Cross References

Exodus 21:2

“If you buy a Hebrew slave, he will serve you for six years. In the seventh year you are to set him free, and he will have to pay nothing.

Exodus 21:4

If the slave’s master gives him a wife, and she gives birth to sons or daughters, the woman and her children will belong to the master. When the slave is set free, only he may leave.

Exodus 21:7

“If a man sells his daughter as a slave, the rules for setting her free are different from the rules for setting the male slaves free.

Leviticus 25:41

Then he may leave you, take his children, and go back to his family and the land of his ancestors.