1 Chronicles 28:20

And David said to Solomon his son, Be strong and of good courage, and do it: fear not, nor be dismayed; for Jehovah God, even my God, is with thee; he will not fail thee, nor forsake thee, until all the work for the service of the house of Jehovah be finished.

1 Chronicles 22:13

Then shalt thou prosper, if thou observe to do the statutes and the ordinances which Jehovah charged Moses with concerning Israel: be strong, and of good courage; fear not, neither be dismayed.

Hebrews 13:5

Be ye free from the love of money; content with such things as ye have: for himself hath said, I will in no wise fail thee, neither will I in any wise forsake thee.

Deuteronomy 31:7-8

And Moses called unto Joshua, and said unto him in the sight of all Israel, Be strong and of good courage: for thou shalt go with this people into the land which Jehovah hath sworn unto their fathers to give them; and thou shalt cause them to inherit it.

Joshua 1:5-9

There shall not any man be able to stand before thee all the days of thy life. as I was with Moses, so I will be with thee; I will not fail thee, nor forsake thee.

1 Chronicles 28:10

Take heed now; for Jehovah hath chosen thee to build a house for the sanctuary: be strong, and do it.

Psalm 27:1-2

Jehovah is my light and my salvation; Whom shall I fear? Jehovah is the strength of my life; Of whom shall I be afraid?

Isaiah 41:10

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.

Isaiah 41:13

For I, Jehovah thy God, will hold thy right hand, saying unto thee, Fear not; I will help thee.

Romans 8:31

What then shall we say to these things? If God is for us, who is against us?

1 Corinthians 16:13

Watch ye, stand fast in the faith, quit you like men, be strong.

Treasury of Scripture Knowledge

Summary

And David said to Solomon his son, Be strong and of good courage, and do it: fear not, nor be dismayed: for the LORD God, even my God, will be with thee; he will not fail thee, nor forsake thee, until thou hast finished all the work for the service of the house of the LORD.

He will not fail thee

Bible References

Fear not

Psalm 27:1
Jehovah is my light and my salvation; Whom shall I fear? Jehovah is the strength of my life; Of whom shall I be afraid?
Isaiah 41:10
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.
Romans 8:31
What then shall we say to these things? If God is for us, who is against us?

He will not fail thee

Joshua 1:5
There shall not any man be able to stand before thee all the days of thy life. as I was with Moses, so I will be with thee; I will not fail thee, nor forsake thee.
Hebrews 13:5
Be ye free from the love of money; content with such things as ye have: for himself hath said, I will in no wise fail thee, neither will I in any wise forsake thee.

American Standard Version Public Domain