'Adopt' in the Bible
all these have taken strange women, and there are of them women -- who adopt sons.
Although my father and my mother have forsaken me, yet the Lord will take me up [adopt me as His child].
One will say, "I belong to the LORD,' and another will call himself by the name of Jacob; still another will have written on his hand, "the LORD's,' and will adopt the name of Israel."
and are promoting customs that are not legal for us as Romans to adopt or practice."
in order to redeem those who were under the Law, and thus to adopt them as his children.