Genesis 2:24
Therefore shall a man leave his father and his mother, and shall join to his wife: and they shall be one flesh.
Torrey's Topical Textbook—AKJV

Matthew 19:3-9
The Pharisees also came to him, tempting him, and saying to him, Is it lawful for a man to put away his wife for every cause?
Torrey's Topical Textbook—AKJV