John 10:7
Then Jesus said to them again, "Truly, truly, I say to you, I am the door of the sheep.
John 10:9
I am the door. If anyone enters by me, he will be saved, and will go in and out and find pasture.
John 14:6
Jesus said to him, "I am the way, and the truth, and the life. No one comes to the Father except through me.
Romans 4:6
So also David describes the blessedness of the man to whom God reckons righteousness apart from works:
Romans 5:13
(For sin was in the world before the law was given, but sin is not counted when there is no law.
Romans 5:20
Law came in, that the trespass might increase. But where sin increased, grace abounded all the more,