Matthew 19:5

He said [Gen. 2:24], 'For this reason [i.e., since He made one woman for one man], a man will leave [the home of] his father and mother and will cling to his wife, [so that] the two of them will [then] become one flesh [i.e., united in such a close relationship as to constitute one body]?'

Matthew 19:8

Jesus said to them, "Moses permitted you to divorce your wives [only] because of the rebellious spirits you [Jews] had. But this was not how it was [intended to be] from the beginning [i.e., when God created one woman for one man].

Treasury of Scripture Knowledge

Summary

David also took Ahinoam of Jezreel; and they were also both of them his wives.

Bible References

Both

Matthew 19:5
He said [Gen. 2:24], 'For this reason [i.e., since He made one woman for one man], a man will leave [the home of] his father and mother and will cling to his wife, [so that] the two of them will [then] become one flesh [i.e., united in such a close relationship as to constitute one body]?'