2 Corinthians 6:14

Are you not become associates with infidels? but what affinity is there between virtue and vice? and what communication has light with darkness?

1 Corinthians 7:14

for the unbelieving husband is christianiz'd by the believing wife, and the unbelieving wife is christianiz'd by the believing husband: else were your children heathens: whereas they are christians.

Treasury of Scripture Knowledge

Summary

For they have taken of their daughters for themselves, and for their sons: so that the holy seed have mingled themselves with the people of those lands: yea, the hand of the princes and rulers hath been chief in this trespass.

The holy seed

Bible References

The holy seed

1 Corinthians 7:14
for the unbelieving husband is christianiz'd by the believing wife, and the unbelieving wife is christianiz'd by the believing husband: else were your children heathens: whereas they are christians.

Mingled

2 Corinthians 6:14
Are you not become associates with infidels? but what affinity is there between virtue and vice? and what communication has light with darkness?