30 “We promise not to give our daughters in marriage to the peoples around us or take their daughters for our sons.

Read Nehemiah 10:30 Using Other Translations

And that we would not give our daughters unto the people of the land, nor take their daughters for our sons:
We will not give our daughters to the peoples of the land or take their daughters for our sons.
“We promise not to let our daughters marry the pagan people of the land, and not to let our sons marry their daughters.