Bible Verses About Overconfidence

Have not I commanded thee? Be strong and of a good courage; be not afraid, neither be thou dismayed: for the LORD thy God is with thee whithersoever thou goest.

For the LORD shall be thy confidence, and shall keep thy foot from being taken.

Fear thou not; for I am with thee: be not dismayed; for I am thy God: I will strengthen thee; yea, I will help thee; yea, I will uphold thee with the right hand of my righteousness.

Take therefore no thought for the morrow: for the morrow shall take thought for the things of itself. Sufficient unto the day is the evil thereof.

Being confident of this very thing, that he which hath begun a good work in you will perform it until the day of Jesus Christ:

I can do all things through Christ which strengtheneth me.

Let us therefore come boldly unto the throne of grace, that we may obtain mercy, and find grace to help in time of need.

So that we may boldly say, The Lord is my helper, and I will not fear what man shall do unto me.