Luke 13:24-25

24Strive to enter in by the narrow door: for many, I say unto you, shall seek to enter in, and shall not be able.

25When once the master of the house is risen up, and hath shut to the door, and ye begin to stand without, and to knock at the door, saying, Lord, open to us; and he shall answer and say to you, I know you not whence ye are;