Galatians 4:31

So, brothers, we are children, not of a slave girl but of a free woman.

John 1:12-13

But to all who did accept Him, and trust in His name, He gave the right to become the children of God,

John 8:36

So if the Son sets you free, you will be really free.

Galatians 5:1

This is the freedom with which Christ has made us free. So keep on standing in it, and stop letting your necks be fastened in the yoke of slavery again.

Galatians 5:13

For you, brothers, were called to freedom; only you must not let your freedom be an excuse for the gratification of your lower nature, but in love be slaves to one another.

Hebrews 2:14-15

Since then the children mentioned share our mortal nature, He too took on Himself a full share of the same, in order that He by His death might put a stop to the power of him who has the power of death, that is, the devil,

1 John 3:1-2

See what wonderful love the Father has bestowed on us in letting us be called God's children, and that is what we are! This is why the world does not know what we are, because it has never come to know Him.

Treasury of Scripture Knowledge

Summary

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

Bible References

We

Galatians 5:1
This is the freedom with which Christ has made us free. So keep on standing in it, and stop letting your necks be fastened in the yoke of slavery again.
John 1:12
But to all who did accept Him, and trust in His name, He gave the right to become the children of God,
John 8:36
So if the Son sets you free, you will be really free.
Hebrews 2:14
Since then the children mentioned share our mortal nature, He too took on Himself a full share of the same, in order that He by His death might put a stop to the power of him who has the power of death, that is, the devil,
1 John 3:1
See what wonderful love the Father has bestowed on us in letting us be called God's children, and that is what we are! This is why the world does not know what we are, because it has never come to know Him.