1 Corinthians 16:13

You people should be alert; stand firm in the faith; act like [godly] men; be [spiritually] strong.

Ephesians 6:10-19

Finally, be [spiritually] strong in the Lord and in His mighty power.

Hebrews 12:4

You have not yet resisted to the point of [shedding] blood in your struggle against sin.

Revelation 21:8

But the place for cowards, and unbelievers, and disgusting people [i.e., because of their terrible sins], and murderers, and sexually immoral people, and sorcerers, and idolaters, and all liars, will be the lake that burns with fire and sulphur. This is the second death."

Treasury of Scripture Knowledge

Summary

Be ye therefore very courageous to keep and to do all that is written in the book of the law of Moses, that ye turn not aside therefrom to the right hand or to the left;

Bible References

Very

1 Corinthians 16:13
You people should be alert; stand firm in the faith; act like [godly] men; be [spiritually] strong.
Ephesians 6:10
Finally, be [spiritually] strong in the Lord and in His mighty power.
Hebrews 12:4
You have not yet resisted to the point of [shedding] blood in your struggle against sin.
Revelation 21:8
But the place for cowards, and unbelievers, and disgusting people [i.e., because of their terrible sins], and murderers, and sexually immoral people, and sorcerers, and idolaters, and all liars, will be the lake that burns with fire and sulphur. This is the second death."