Ezra 9:12-13

Therefore do not give your daughters to their sons, neither take their daughters for your sons, and never seek their peace or prosperity, that you may be strong and eat the good of the land and leave it for an inheritance to your children forever.’ And after all that has come upon us for our evil deeds and for our great guilt, seeing that you, our God, have punished us less than our iniquities deserved and have given us such a remnant as this