Romans 2:4

or do you despise the riches of his kindness, and forbearance, and long-suffering; not considering that the kindness of God invites you to repentance?

Romans 11:20

well, be it so, for their incredulity they were broken off, and you by faith stand firm: be not then elated, but let this be your fear,

Hebrews 4:1

Let us therefore fear, lest any of us by rejecting the promise of entring into his rest, should be excluded from it.

1 Peter 1:17

and since you invoke him as your father, who without respect of persons judges every one according to his actions; while you are passing thro' this world, be fearful of offending him:

Treasury of Scripture Knowledge

Summary

Happy is the man that feareth alway: but he that hardeneth his heart shall fall into mischief.

General references

Bible References

Happy

Romans 11:20
well, be it so, for their incredulity they were broken off, and you by faith stand firm: be not then elated, but let this be your fear,
Hebrews 4:1
Let us therefore fear, lest any of us by rejecting the promise of entring into his rest, should be excluded from it.
1 Peter 1:17
and since you invoke him as your father, who without respect of persons judges every one according to his actions; while you are passing thro' this world, be fearful of offending him:

General references

1 Corinthians 10:12
wherefore let him that thinks he stands firm, take heed lest he fall.