Neither shalt thou make marriages with them; thy daughter thou shalt not give unto his son, nor his daughter shalt thou take unto thy son. For they will turn away thy son from following me, that they may serve other gods: so will the anger of the LORD be kindled against you, and destroy thee suddenly. Deuteronomy 7:3-4
And unto Joseph in the land of Egypt were born Manasseh and Ephraim, which Asenath the daughter of Potipherah priest of On bare unto him. Genesis 46:20And Moses married an Egyptian woman. When Aaron and Miriam complained about it, God gave Miriam leprosy as a punishment.
Miriam and Aaron spake against Moses because of the Ethiopian woman whom he had married: for he had married an Ethiopian woman. Numbers 12:1
And the anger of the LORD was kindled against them ... and, behold, Miriam became leprous, white as snow: and Aaron looked upon Miriam, and, behold, she was leprousNumbers 12:9-10