Numbers 5:19
The priest will require the woman to take an oath and will say to her, ‘If no man has slept with you, if you have not gone astray and become defiled while under your husband’s authority, be unaffected by this bitter water that brings a curse.
Numbers 5:12
“Speak to the Israelites and tell them: If any man’s wife goes astray, is unfaithful to him,
Matthew 26:63
But
Romans 7:2
For example, a married woman is legally bound to her husband while he lives.