2 Timothy 2:5

And if also any one contend in the games, he is not crowned unless he contend lawfully.

Luke 13:24

Strive with earnestness to enter in through the narrow door, for many, I say to you, will seek to enter in and will not be able.

1 Corinthians 9:24-27

Know ye not that they who run in the race-course run all, but one receives the prize? Thus run in order that ye may obtain.

Philippians 1:15

Some indeed also for envy and strife, but some also for good will, preach the Christ.

Colossians 1:29

Whereunto also I toil, combating according to his working, which works in me in power.

2 Timothy 4:7-8

I have combated the good combat, I have finished the race, I have kept the faith.

Hebrews 2:7

Thou hast made him some little inferior to the angels; thou hast crowned him with glory and honour, and hast set him over the works of thy hands;

Hebrews 2:9

but we see Jesus, who was made some little inferior to angels on account of the suffering of death, crowned with glory and honour; so that by the grace of God he should taste death for every thing.

Hebrews 12:4

Ye have not yet resisted unto blood, wrestling against sin.

James 1:12

Blessed is the man who endures temptation; for, having been proved, he shall receive the crown of life, which He has promised to them that love him.

1 Peter 5:4

And when the chief shepherd is manifested ye shall receive the unfading crown of glory.

Revelation 2:10

Fear nothing of what thou art about to suffer. Behold, the devil is about to cast 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 to thee the crown of life.

Revelation 3:11

I come quickly: hold fast what thou hast, that no one take thy crown.

Revelation 4:4

And round the throne twenty-four thrones, and on the thrones twenty-four elders sitting, clothed with white garments; and on their heads golden crowns.

Revelation 4:10

the twenty-four elders shall fall before him that sits upon the throne, and do homage to him that lives to the ages of ages; and shall cast their crowns before the throne, saying,

Treasury of Scripture Knowledge

Summary

And if a man also strive for masteries, yet is he not crowned, except he strive lawfully.

Bible References

Strive

Luke 13:24
Strive with earnestness to enter in through the narrow door, for many, I say to you, will seek to enter in and will not be able.
1 Corinthians 9:24
Know ye not that they who run in the race-course run all, but one receives the prize? Thus run in order that ye may obtain.
Philippians 1:15
Some indeed also for envy and strife, but some also for good will, preach the Christ.
Colossians 1:29
Whereunto also I toil, combating according to his working, which works in me in power.
Hebrews 12:4
Ye have not yet resisted unto blood, wrestling against sin.

Is he

2 Timothy 4:7
I have combated the good combat, I have finished the race, I have kept the faith.
Hebrews 2:7
Thou hast made him some little inferior to the angels; thou hast crowned him with glory and honour, and hast set him over the works of thy hands;
James 1:12
Blessed is the man who endures temptation; for, having been proved, he shall receive the crown of life, which He has promised to them that love him.
1 Peter 5:4
And when the chief shepherd is manifested ye shall receive the unfading crown of glory.
Revelation 2:10
Fear nothing of what thou art about to suffer. Behold, the devil is about to cast 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 to thee the crown of life.
Revelation 3:11
I come quickly: hold fast what thou hast, that no one take thy crown.
Revelation 4:4
And round the throne twenty-four thrones, and on the thrones twenty-four elders sitting, clothed with white garments; and on their heads golden crowns.