Galatians 4:31

"So then, brethren, we are not children of the bondwoman, but of the free."

Cross References (ranked by relevance)

Stand fast therefore in the liberty wherewith Christ hath made us free, and be not entangled again with the yoke of bondage.

For, brethren, ye have been called unto liberty; only use not liberty for an occasion to the flesh, but by love serve one another.

If the Son therefore shall make you free, ye shall be free indeed.