Nehemiah 13:22-24

Amplified Bible

²² And I commanded the Levites to purify themselves and come and guard the gates to keep the Sabbath day holy. O my God, remember me concerning this also and have compassion on me according to the greatness of Your lovingkindness.

Mixed Marriages Forbidden

²³ In those days I also saw Jews who had married women from Ashdod, Ammon, and Moab. ²⁴ As for their children, half spoke in the language of Ashdod, and none of them knew how to speak [Hebrew] the language of Judah, but only the language of his own people.