Leviticus 18:15
Thou shalt not uncover the privities of thy daughter-in-law, she is thy son's wife; therefore uncover not her privities.
Leviticus 20:12
If a man lie with his daughter-in-law they shall die both of them: they have wrought abomination, their blood upon their heads.
Genesis 38:26
And Judah knew them, saying, "She is more righteous than I, because I gave her not to Shelah my son." But he lay with her no more.
Ezekiel 22:11
Every man hath dealt shamefully with his neighbour's wife, and abominably defiled his daughter-in-law. In thee hath every man forced his own sister, even his father's daughter.
Genesis 38:18-19
Then said he, "What pledge shall I give thee?" And she said, "Thy signet, thy necklace, and thy staff that is in thy hand." And he gave it her and lay by her, and she was with child by him.