Isaiah 22:22-23

New King James Version

22 

The key of the house of David

I will lay on his shoulder;

So he shall open, and no one shall shut;

And he shall shut, and no one shall open.

23 

I will fasten him as a peg in a secure place,

And he will become a glorious throne to his father’s house.

Matthew 16:19

New King James Version

19 And I will give you the keys of the kingdom of heaven, and whatever you bind on earth [a]will be bound in heaven, and whatever you loose on earth will be loosed in heaven.”

2 Corinthians 10:5

New King James Version

5 casting down arguments and every high thing that exalts itself against the knowledge of God, bringing every thought into captivity to the obedience of Christ,

Luke 11:52

New King James Version

52 “Woe to you lawyers! For you have taken away the key of knowledge. You did not enter in yourselves, and those who were entering in you hindered.”

Romans 1:17

New King James Version

17 For in it the righteousness of God is revealed from faith to faith; as it is written, “The just shall live by faith.”

Romans 1:17