Nehemiah 10:30
And that we will not give our daughters to the people of the land, and we will not take their daughters to our sons:
Exodus 34:16
And thou didst take from his daughters to thy sons, and they committed fornication after their gods, and they made thy sons commit fornication after their gods.
Deuteronomy 7:3
Thou shall not marry with them; thy daughters thou shalt not give to his son, and his daughter thou shalt not take to thy son.
Ezra 9:1-3
And in these things being finished, the chiefs came near to me, saying, The people of Israel and the priests and the Levites were not separated from the people of the lands according to their abominations, to the Canaanite, the Hittite, the Perizzite, the Jebusite, the Ammonite, the Moabite, the Egyptian and the imorite.
Ezra 9:12-14
And now ye shall not give your daughters to their sons, and ye shall not take their daughters to your sons, and ye shall not seek their peace and their good even forever, so that ye shall be strong and eat the good of the land, and cause to your sons to inherit even forever.
Ezra 10:10-12
And Ezra the priest will rise up and say to them, Ye transgressed, and ye will dwell with strange wives to add upon the guilt of Israel.