Deuteronomy 31:7

And Moses will call to Joshua and say to him before the eyes of all Israel, Be strong and be active, for thou shalt go in with this people to the land which Jehovah sware to thy fathers to give to them; and thou shalt cause them to inherit it

Deuteronomy 3:28

And command Joshua and strengthen him, and make him firm, for he shall pass through before this people, and he shall cause them to inherit the land which thou shalt see.

Deuteronomy 1:38

Joshua son of Nun, standing before thee, he shall come in there: strengthen him, for he shall cause Israel to inherit it

Deuteronomy 31:6

Be strong and be active; ye shall not fear, and ye shall not be terrified from their face, for Jehovah thy God, he goes with thee; he will not relax thee and he will not forsake thee.

Deuteronomy 31:3

Jehovah thy God he goes over before thee, and he will destroy these nations from before thee, and possess thou them: Joshua he passes over before thee as Jehovah spake.

Deuteronomy 31:23

And he will command Joshua the son of Nun, and will say, Be strong and active: for thou shalt bring in the sons of Israel to the land which I sware to them, and I will be with thee.

Joshua 1:6

Be strong and be active; for thou shalt cause Israel to inherit the land which I sware to their fathers to give to them.

Daniel 10:19

And he will say, Thou shalt not fear, O man of desires: peace to thee; be strong, and be strong. And in his speaking with me I was strengthened, and saying, My lord shall speak; for thou didst strengthen me.

John 1:17

For the law was given by Moses; grace and truth were by Jesus Christ.

Ephesians 6:10

As to the rest, my brethren, be strengthened in the Lord, and in the strength of his power.

Treasury of Scripture Knowledge

Summary

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

General references

Bible References

For thou must

Deuteronomy 31:3
Jehovah thy God he goes over before thee, and he will destroy these nations from before thee, and possess thou them: Joshua he passes over before thee as Jehovah spake.
Deuteronomy 1:38
Joshua son of Nun, standing before thee, he shall come in there: strengthen him, for he shall cause Israel to inherit it
Deuteronomy 3:28
And command Joshua and strengthen him, and make him firm, for he shall pass through before this people, and he shall cause them to inherit the land which thou shalt see.
John 1:17
For the law was given by Moses; grace and truth were by Jesus Christ.

General references

Numbers 27:23
And he will place his hands upon him and command him as . Jehovah spake by the hand of Moses.