New Revised Standard Version
Do you not know that whoever is united to a prostitute becomes one body with her? For it is said, “The two shall be one flesh.”

Contemporary English Version
Don't you know that a man who does that becomes part of her body? The Scriptures say, "The two of them will be like one person."

New American Bible
[Or] do you not know that anyone who joins himself to a prostitute becomes one body with her? For “the two,” it says, “will become one flesh.”

Douay-Rheims Bible
Or know you not that he who is joined to a harlot is made one body? For they shall be, saith he, two in one flesh.

Or know you not that he who is joined to a harlot is made one body? For they shall be, saith he, two in one flesh.

an harlot.

Genesis 34:31 They answered: Should they abuse our sister as a strumpet?

Genesis 38:15,24 When Juda saw her, he thought she was a harlot: for she had covered her face, lest she should be known. . . .

Judges 16:1 He went also into Gaza, and saw there a woman, a harlot, and went in unto her.

Matthew 21:31,32 Which of the two did the father's will? They say to him: The first. Jesus saith to them: Amen I say to you that the publicans and the harlots shall go into the kingdom of God before you. . . .

Hebrews 11:31 By faith Rahab the harlot perished not with the unbelievers, receiving the spies with peace.

for.

Genesis 2:24 Wherefore a man shall leave father and mother, and shall cleave to his wife: and they shall be two in one flesh.

Matthew 19:5,6 For this cause shall a man leave father and mother, and shall cleave to his wife, and they two shall be in one flesh. . . .

Mark 10:8 And they two shall be in one flesh. Therefore now they are not two, but one flesh.

Ephesians 5:31 For this cause shall a man leave his father and mother: and shall cleave to his wife. And they shall be two in one flesh.