Matthew 19:5
and he said, On this account shall a man leave his father and mother, and be joined to his wife, and the two shall be one flesh.
1 Corinthians 6:16
Know you not that he who is joined to a harlot is one body [with her]? For the two, says he, shall be one flesh.
Ephesians 5:31
For this cause a man shall leave his father and mother and be joined to his wife, and they two shall be one flesh.
Mark 10:5-9
And Jesus said to them, Because of your hardness of heart, he wrote you this ordinance;
Romans 12:9
Let love be without hypocrisy. Abhor evil, adhere to that which is good,
1 Corinthians 7:2
but on account of fornications, let each man have his wife, and each woman have her husband.
1 Corinthians 7:4
The wife has not the right to her body, but the husband; and in like manner the husband has not the right to his body, but the wife.