Mark 10:8

and they that were two shall be made one flesh, so then they are no longer two, but one flesh.

1 Corinthians 6:16

What? know ye not that he who is joined to the harlot is one body with her? For they shall be, saith he, two in one flesh.

Genesis 2:24

Therefore shall a man leave his father and his mother and shall cleave unto his wife; and they shall be one flesh.

Ephesians 5:28

So ought husbands to love their wives as their own bodies. He that loves his wife loves himself.

Treasury of Scripture Knowledge

Summary

And they twain shall be one flesh: so then they are no more twain, but one flesh.

General references

Bible References

One flesh

1 Corinthians 6:16
What? know ye not that he who is joined to the harlot is one body with her? For they shall be, saith he, two in one flesh.
Ephesians 5:28
So ought husbands to love their wives as their own bodies. He that loves his wife loves himself.

General references

Ephesians 5:31
For this cause shall a man leave his father and mother and shall be joined unto his wife, and they shall be two in one flesh.