'Own' in the Bible

each fixing his attention, not simply on his own interests, but on those of others also.

Therefore, my dearly-loved friends, as I have always found you obedient, labour earnestly with fear and trembling--not merely as though I were present with you, but much more now since I am absent from you--labour earnestly, I say, to make sure of your own salvation.

Everybody concerns himself about his own interests, not about those of Jesus Christ.

not having a righteousness of my own, derived from the Law, but that which arises from faith in Christ--the righteousness which comes from God through faith.

who, in the exercise of the power which He has even to subject all things to Himself, will transform this body of our humiliation until it resembles His own glorious body.