2 Corinthians 10:3

Nevertheless, though we walk compassed with the flesh, yet we war not fleshly.

Romans 8:13

For if ye live after the flesh, ye must die. But if ye mortify the deeds of the body, by the help of the spirit, ye shall live,

2 Corinthians 10:4

For the weapons of our war are not carnal things, but things mighty in God to cast down strongholds;

Galatians 2:20

I am crucified with Christ. I live verily, yet now not I, but Christ liveth in me. For the life which I now live in the flesh, I live by the faith of the son of God, which loved me, and gave himself for me.

1 Timothy 1:18

This commandment commit I unto thee, son Timothy, according to the prophecies which in time past were prophesied of thee, that thou in them shouldest fight a good fight,

2 Timothy 2:3-4

Thou therefore suffer affliction as a good soldier of Jesus Christ.

2 Timothy 4:7

I have fought a good fight, and have fulfilled my course, and have kept the faith.

Hebrews 12:1

Wherefore let us also - seeing that we are compassed with so great a multitude of witnesses - lay away all that presseth down, and the sin that hangeth on us, and let us run with patience, unto the battle that is set before us,

1 Peter 4:1-2

Forasmuch as Christ hath suffered for us in the flesh, arm yourselves likewise with the same mind: for he which suffereth in the flesh ceaseth from sin,

Treasury of Scripture Knowledge

Summary

For though we walk in the flesh, we do not war after the flesh:

Bible References

Walk

Galatians 2:20
I am crucified with Christ. I live verily, yet now not I, but Christ liveth in me. For the life which I now live in the flesh, I live by the faith of the son of God, which loved me, and gave himself for me.
1 Peter 4:1
Forasmuch as Christ hath suffered for us in the flesh, arm yourselves likewise with the same mind: for he which suffereth in the flesh ceaseth from sin,

We do

2 Corinthians 10:4
For the weapons of our war are not carnal things, but things mighty in God to cast down strongholds;
Romans 8:13
For if ye live after the flesh, ye must die. But if ye mortify the deeds of the body, by the help of the spirit, ye shall live,
1 Timothy 1:18
This commandment commit I unto thee, son Timothy, according to the prophecies which in time past were prophesied of thee, that thou in them shouldest fight a good fight,
2 Timothy 2:3
Thou therefore suffer affliction as a good soldier of Jesus Christ.
2 Timothy 4:7
I have fought a good fight, and have fulfilled my course, and have kept the faith.
Hebrews 12:1
Wherefore let us also - seeing that we are compassed with so great a multitude of witnesses - lay away all that presseth down, and the sin that hangeth on us, and let us run with patience, unto the battle that is set before us,