Mark 10:8

and, the two, shall become, one flesh; so that, no longer, are they two, but, one flesh.

1 Corinthians 6:16

Or know ye not that, he that joineth himself unto the harlot, is, one body? For, saith he, the two, shall become, one flesh;

Genesis 2:24

For this cause, will a man leave his father and his mother, and cleave unto his wife, and they shall become one flesh.

Ephesians 5:28

So, ought the husbands also to be loving their own wives, as their own bodies, - he that loveth his own wife, loveth 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
Or know ye not that, he that joineth himself unto the harlot, is, one body? For, saith he, the two, shall become, one flesh;
Ephesians 5:28
So, ought the husbands also to be loving their own wives, as their own bodies, - he that loveth his own wife, loveth himself,

General references

Ephesians 5:31
For this cause, will a man leave his father and his mother, and will cleave unto his wife, and, they two, shall become, one flesh.