'Unto' in the Bible

and in fashion having been found as a man, he humbled himself, having become obedient unto death -- death even of a cross,

And I thought it necessary Epaphroditus -- my brother, and fellow-workman, and fellow-soldier, and your apostle and servant to my need -- to send unto you,

because on account of the work of the Christ he drew near to death, having hazarded the life that he might fill up your deficiency of service unto me.

for nothing be anxious, but in everything by prayer, and by supplication, with thanksgiving, let your requests be made known unto God;