Matthew 10:34-39

Think not that I am come to bring peace to the earth: I came not to bring peace, but a sword.

John 16:33

These things have I spoken to you, that ye might have peace. In the world ye shall have tribulation: but be of good courage; I have overcome the world.

1 Corinthians 9:26-27

I therefore so run not as uncertainly; so do I exercise with my fists, not as striking the air:

Ephesians 6:11-18

Be clothed in the panoply of God, that we may be able to stand against the wiles of the devil.

1 Timothy 6:12

Strain every nerve in the noble conflict of faith, lay fast hold on eternal life, unto which also thou hast been called, and hast confessed the good confession before many witnesses.

2 Timothy 2:3

Thou therefore endure hardships, as a brave soldier of Jesus Christ.

2 Timothy 4:7

I have struggled hard in the honourable contest, I have finished the race, I have kept the faith:

Treasury of Scripture Knowledge

Summary

Only that the generations of the children of Israel might know, to teach them war, at the least such as before knew nothing thereof;

Bible References

Might know

Matthew 10:34
Think not that I am come to bring peace to the earth: I came not to bring peace, but a sword.
John 16:33
These things have I spoken to you, that ye might have peace. In the world ye shall have tribulation: but be of good courage; I have overcome the world.
1 Corinthians 9:26
I therefore so run not as uncertainly; so do I exercise with my fists, not as striking the air:
Ephesians 6:11
Be clothed in the panoply of God, that we may be able to stand against the wiles of the devil.
1 Timothy 6:12
Strain every nerve in the noble conflict of faith, lay fast hold on eternal life, unto which also thou hast been called, and hast confessed the good confession before many witnesses.
2 Timothy 2:3
Thou therefore endure hardships, as a brave soldier of Jesus Christ.
2 Timothy 4:7
I have struggled hard in the honourable contest, I have finished the race, I have kept the faith: