Luke 9:24
"For whosoever will save his life shall lose it: but whosoever will lose his life for my sake, the same shall save it."
Cross References (ranked by relevance)
Whosoever shall seek to save his life shall lose it; and whosoever shall lose his life shall preserve it.
He that loveth his life shall lose it; and he that hateth his life in this world shall keep it unto life eternal.
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.
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.
Women received their dead raised to life again: and others were tortured, not accepting deliverance; that they might obtain a better resurrection: