Jude 1:3

"Beloved, when I gave all diligence to write unto you of the common salvation, it was needful for me to write unto you, and exhort you that ye should earnestly contend for the faith which was once delivered unto the saints."

Cross References (ranked by relevance)

1 Timothy 6:12 29

Fight the good fight of faith, lay hold on eternal life, whereunto thou art also called, and hast professed a good profession before many witnesses.

Philippians 1:27 24

Only let your conversation be as it becometh the gospel of Christ: that whether I come and see you, or else be absent, I may hear of your affairs, that ye stand fast in one spirit, with one mind striving together for the faith of the gospel;

Jude 1:20 18

But ye, beloved, building up yourselves on your most holy faith, praying in the Holy Ghost,

Titus 1:4 13

To Titus, mine own son after the common faith: Grace, mercy, and peace, from God the Father and the Lord Jesus Christ our Saviour.

2 Timothy 1:13 13

Hold fast the form of sound words, which thou hast heard of me, in faith and love which is in Christ Jesus.

Revelation 12:11 12

And they overcame him by the blood of the Lamb, and by the word of their testimony; and they loved not their lives unto the death.

Revelation 2:10 11

Fear none of those things which thou shalt suffer: behold, the devil shall cast some of you into prison, that ye may be tried; and ye shall have tribulation ten days: be thou faithful unto death, and I will give thee a crown of life.

1 Timothy 1:18

This charge I commit unto thee, son Timothy, according to the prophecies which went before on thee, that thou by them mightest war a good warfare;

Galatians 2:5

To whom we gave place by subjection, no, not for an hour; that the truth of the gospel might continue with you.

Hebrews 13:22

And I beseech you, brethren, suffer the word of exhortation: for I have written a letter unto you in few words.

Acts 4:12

Neither is there salvation in any other: for there is none other name under heaven given among men, whereby we must be saved.

Deuteronomy 9:10

And the LORD delivered unto me two tables of stone written with the finger of God; and on them was written according to all the words, which the LORD spake with you in the mount out of the midst of the fire in the day of the assembly.

Isaiah 45:22

Look unto me, and be ye saved, all the ends of the earth: for I am God, and there is none else.

Acts 9:22

But Saul increased the more in strength, and confounded the Jews which dwelt at Damascus, proving that this is very Christ.

1 Corinthians 15:3

For I delivered unto you first of all that which I also received, how that Christ died for our sins according to the scriptures;

1 Thessalonians 2:2

But even after that we had suffered before, and were shamefully entreated, as ye know, at Philippi, we were bold in our God to speak unto you the gospel of God with much contention.

Acts 18:28

For he mightily convinced the Jews, and that publickly, shewing by the scriptures that Jesus was Christ.

Ephesians 1:1

Paul, an apostle of Jesus Christ by the will of God, to the saints which are at Ephesus, and to the faithful in Christ Jesus:

Acts 28:28

Be it known therefore unto you, that the salvation of God is sent unto the Gentiles, and that they will hear it.

Jeremiah 9:3

And they bend their tongues like their bow for lies: but they are not valiant for the truth upon the earth; for they proceed from evil to evil, and they know not me, saith the LORD.