Matthew 10:33
But whosoever denies Me before men, him will I also deny before My Father Who is in Heaven.
Luke 19:40
And, answering, He said, "I tell you that, if these shall be silent, the stones will cry out!"
2 Timothy 2:12-13
if we endure, we shall also reign with Him; if we deny Him, He will also deny us;
Titus 1:16
They profess to know God; but by their works they deny Him; being abominable, and disobedient, and for every good work worthless.
Revelation 3:8
"I know your works. Behold, I have set before you a door opened, which no one can shut; because you have a little power, and kept My word, and did not deny My name.