Matthew 10:39

He who has the desire to keep his life will have it taken from him, and he who gives up his life because of me will have it given back to him.

Luke 17:33

If anyone makes an attempt to keep his life, it will be taken from him, but if anyone gives up his life, he will keep it.

John 12:25

He who is in love with life will have it taken from him; and he who has no care for his life in this world will keep it for ever and ever.

Matthew 16:25-26

Because whoever has a desire to keep his life safe will have it taken from him; but whoever gives up his life because of me, will have it given back to him.

Mark 8:35-36

Whoever has a desire to keep his life, will have it taken from him; and whoever gives up his life because of me and the good news, will keep it.

Luke 9:24

For whoever has a desire to keep his life will have it taken from him, but whoever gives up his life because of me, will keep it.

Philippians 1:20-21

In the measure of my strong hope and belief that in nothing will I be put to shame, but that without fear, as at all times, so now will Christ have glory in my body, by life or by death.

2 Timothy 4:6-8

For I am even now being offered, and my end is near.

Revelation 2:10

Have no fear of the things which you will have to undergo: see, the Evil One will send some of you into prison, so that you may be put to the test; and you will have great trouble for ten days. Be true till death, and I will give you the crown of life.

Treasury of Scripture Knowledge

Summary

He that findeth his life shall lose it: and he that loseth his life for my sake shall find it.

Bible References

General references

Matthew 16:25
Because whoever has a desire to keep his life safe will have it taken from him; but whoever gives up his life because of me, will have it given back to him.
Mark 8:35
Whoever has a desire to keep his life, will have it taken from him; and whoever gives up his life because of me and the good news, will keep it.
Luke 17:33
If anyone makes an attempt to keep his life, it will be taken from him, but if anyone gives up his life, he will keep it.
John 12:25
He who is in love with life will have it taken from him; and he who has no care for his life in this world will keep it for ever and ever.
Philippians 1:20
In the measure of my strong hope and belief that in nothing will I be put to shame, but that without fear, as at all times, so now will Christ have glory in my body, by life or by death.
2 Timothy 4:6
For I am even now being offered, and my end is near.
Revelation 2:10
Have no fear of the things which you will have to undergo: see, the Evil One will send some of you into prison, so that you may be put to the test; and you will have great trouble for ten days. Be true till death, and I will give you the crown of life.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain