Romans 11:16

Now if the first-fruits of the dough Abraham and the Patriarchs are holy, so also is the whole mass their descendants. And if the root of a tree Abraham is holy, so also are the branches his descendants.

1 Corinthians 7:14

For the unbelieving husband is consecrated through union with his believing wife; and the unbelieving wife, through union with her believing husband. Otherwise your children would be unholy, but now they are consecrated to God.

Treasury of Scripture Knowledge

Summary

Neither shall he profane his seed among his people: for I the LORD do sanctify him.

Bible References

Profane

Romans 11:16
Now if the first-fruits of the dough Abraham and the Patriarchs are holy, so also is the whole mass their descendants. And if the root of a tree Abraham is holy, so also are the branches his descendants.
1 Corinthians 7:14
For the unbelieving husband is consecrated through union with his believing wife; and the unbelieving wife, through union with her believing husband. Otherwise your children would be unholy, but now they are consecrated to God.