Philippians 2:12
So, then, my beloved, as you have always obeyed, not as in my presence only, but now much more in my absence, work out your own salvation with fear and trembling;
Hebrews 4:1-2
Let us fear, therefore, lest, as a promise of entering into his rest still remains, any of you should seem to come short of it.
Hebrews 12:25
See that you reject not him that speaks: for if they es caped not who rejected that earthly man who gave the oracles, much more shall not we escape, if we turn away from him that is from heaven,
Hebrews 12:28-29
Wherefore, as we receive a kingdom that can not be shaken, let us have gratitude, by which we may serve God acceptably, with reverence and godly fear: