Mark 10:6-9 But from the beginning, when God created the world, Male and female, He created them:

Moffatt⁽ⁱ⁾ ⁶ But from the beginning, when God created the world, Male and female, He created them: ⁷ hence a man shall leave his father and mother, ⁸ and the pair shall be one flesh. So they are no longer two, but one flesh. ⁹ What God has joined, then, man must not separate."