Nehemiah 13:23
"In those days also saw I Jews that had married wives of Ashdod, of Ammon, and of Moab:"
Cross References (ranked by relevance)
And that we would not give our daughters unto the people of the land, nor take their daughters for our sons:
And Ezra the priest stood up, and said unto them, Ye have transgressed, and have taken strange wives, to increase the trespass of Israel.
On that day they read in the book of Moses in the audience of the people; and therein was found written, that the Ammonite and the Moabite should not come into the congregation of God for ever;
Be ye not unequally yoked together with unbelievers: for what fellowship hath righteousness with unrighteousness? and what communion hath light with darkness?
All these had taken strange wives: and some of them had wives by whom they had children.
And the Philistines took the ark of God, and brought it from Ebenezer unto Ashdod.
But it came to pass, that when Sanballat, and Tobiah, and the Arabians, and the Ammonites, and the Ashdodites, heard that the walls of Jerusalem were made up, and that the breaches began to be stopped, then they were very wroth,