Here are 5 Bible verses about defense from the Old and New Testaments of the Holy Bible (King James Version), sorted from most to least relevant.
Judges 10:1 KJV
And after Abimelech there arose to defend Israel Tola the son of Puah, the son of Dodo, a man of Issachar; and he dwelt in Shamir in mount Ephraim.
Philippians 1:7 KJV
Even as it is meet for me to think this of you all, because I have you in my heart; inasmuch as both in my bonds, and in the defence and confirmation of the gospel, ye all are partakers of my grace.
2 Samuel 23:11-12 KJV
And after him was Shammah the son of Agee the Hararite. And the Philistines were gathered together into a troop, where was a piece of ground full of lentiles: and the people fled from the Philistines. But he stood in the midst of the ground, and defended it, and slew the Philistines: and the LORD wrought a great victory.
Psalms 7:10 KJV
My defence is of God, which saveth the upright in heart.
Acts 22:1 KJV
Men, brethren, and fathers, hear ye my defence which I make now unto you.