Matthew 10:34-39

"Do not suppose that I have come to bring peace to the earth. I have not come to bring peace but a sword.

John 16:33

I have told you these things, that you through union with me may have peace. In the world you have trouble, but be courageous! I have conquered the world."

1 Corinthians 9:26-27

So that is the way I run, with no uncertainty as to winning. That is the way I box, not like one that punches the air.

Ephesians 6:11-18

You must put on God's full armor, so as to be able to stand up against the devil's stratagems.

1 Timothy 6:12

Keep up the good fight for the faith. Keep your hold on eternal life, to which God called you, when before many witnesses you made the good profession of faith.

2 Timothy 2:3

Take your share of hardships like a good soldier of Christ Jesus.

2 Timothy 4:7

I have fought the fight for the good, I have run my race, I have kept 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
"Do not suppose that I have come to bring peace to the earth. I have not come to bring peace but a sword.
John 16:33
I have told you these things, that you through union with me may have peace. In the world you have trouble, but be courageous! I have conquered the world."
1 Corinthians 9:26
So that is the way I run, with no uncertainty as to winning. That is the way I box, not like one that punches the air.
Ephesians 6:11
You must put on God's full armor, so as to be able to stand up against the devil's stratagems.
1 Timothy 6:12
Keep up the good fight for the faith. Keep your hold on eternal life, to which God called you, when before many witnesses you made the good profession of faith.
2 Timothy 2:3
Take your share of hardships like a good soldier of Christ Jesus.
2 Timothy 4:7
I have fought the fight for the good, I have run my race, I have kept faith.