1 Peter 2:16

Be free men, and yet do not make your freedom an excuse for base conduct, but be God's bondservants.

Romans 6:22

But now that you have been set free from the tyranny of Sin, and have become the bondservants of God, you have your reward in being made holy, and you have the Life of the Ages as the final result.

1 Corinthians 7:22

For a Christian, if he was a slave when called, is the Lord's freed man, and in the same way a free man, if called, becomes the slave of Christ.

James 1:25

But he who looks closely into the perfect Law--the Law of freedom--and continues looking, he, being not a hearer who forgets, but an obedient doer, will as the result of his obedience be blessed.

Matthew 23:13

"But alas for you, Scribes and Pharisees, hypocrites, for you lock the door of the Kingdom of the Heavens against men; you yourselves do not enter, nor do you allow those to enter who are seeking to do so.

John 8:32-36

and you shall know the Truth, and the Truth will make you free."

John 15:22

"If I had not come and spoken to them, they would have had no sin; but as the case stands they are without excuse for their sin.

Romans 6:18

You were set free from the tyranny of Sin, and became the bondservants of Righteousness--

Galatians 5:1

Christ having made us gloriously free--stand fast and do not again be hampered with the yoke of slavery.

Galatians 5:13

You however, brethren, were called to freedom. Only do not turn your freedom into an excuse for giving way to your lower natures; but become bondservants to one another in a spirit of love.

Ephesians 6:6

Let it not be in acts of eye-service as if you had but to please men, but as Christ's bondservants who are doing God's will from the heart.

Colossians 3:24

For you know that it is from the Lord you will receive the inheritance as your reward. Christ is the Master whose bondservants you are.

1 Thessalonians 2:5

For, as you are well aware, we have never used the language of flattery nor have we found pretexts for enriching ourselves--God is our witness;

James 2:12

Speak and act as those should who are expecting to be judged by the Law of freedom.

2 Peter 2:19

And they promise them freedom, although they are themselves the slaves of what is corrupt. For a man is the slave of any one by whom he has been worsted in fight.

Jude 1:4

For certain persons have crept in unnoticed--men spoken of in ancient writings as pre-destined to this condemnation--ungodly men, who pervert the grace of our God into an excuse for immorality, and disown Jesus Christ, our only Sovereign and Lord.

Treasury of Scripture Knowledge

Summary

As free, and not using your liberty for a cloke of maliciousness, but as the servants of God.

Bible References

A cloke

Matthew 23:14
No translation
John 15:22
"If I had not come and spoken to them, they would have had no sin; but as the case stands they are without excuse for their sin.
1 Thessalonians 2:5
For, as you are well aware, we have never used the language of flattery nor have we found pretexts for enriching ourselves--God is our witness;

But

Ephesians 6:6
Let it not be in acts of eye-service as if you had but to please men, but as Christ's bondservants who are doing God's will from the heart.
Colossians 3:24
For you know that it is from the Lord you will receive the inheritance as your reward. Christ is the Master whose bondservants you are.