Genesis 2:24

For this reason a man will leave his father and mother and be united to his wife, and they will become one flesh.

Note LXX and the two will become one flesh; cited in Matthew 19:5, Mark 10:7–8, 1 Corinthians 6:16, and Ephesians 5:31

BSB · Berean Standard Bible
Therefore shall a man leave his father and his mother, and shall cleave unto his wife: and they shall be one flesh.
KJV · King James Version
Therefore a man will leave his father and his mother, and will join with his wife, and they will be one flesh.
WEB · World English Bible
Therefore shall a man leave his father and his mother, and shall cleave unto his wife: and they shall be one flesh.
ASV · American Standard Version

Topics Marriage

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

leave
Genesis 24:58, 59; Genesis 31:14, 15; Psalm 45:10
cleave
Leviticus 22:12, 13; Deuteronomy 4:4; Deuteronomy 10:20; Joshua 23:8; Psalm 45:10; Proverbs 12:4; Proverbs 31:10; Acts 11:23
and they shall be one flesh
The LXX., Vulgate, Syriac, Arabic, and Samaritan read, "they two;" as is also read in several of the Parallel Passages.
Malachi 2:14–16; Matthew 19:3–9; Mark 10:6–12; Romans 7:2; 1 Corinthians 6:16, 17; 1 Corinthians 7:2–4, 10; 1 Corinthians 7:11; Ephesians 5:28–31; 1 Timothy 5:14; 1 Peter 3:1–7