'Unto' in the Bible

Brethren, let it be allowed to speak with freedom to you concerning the patriarch David, that he has both died and been buried, and his monument is amongst us unto this day.

For David has not ascended into the heavens, but he says himself, The Lord said unto my Lord, Sit at my right hand

saw plainly in a vision, about the ninth hour of the day, an angel of God coming unto him, And saying to him, Cornelius.

And Cornelius said, Four days ago I had been fasting unto this hour, and the ninth I was praying in my house, and lo, a man stood before me in bright clothing,

And we declare unto you the glad tidings of the promise made to the fathers,

Be it known unto you, therefore, brethren, that through this man remission of sins is preached to you,

who have persecuted this way unto death, binding and delivering up to prisons both men and women;

And Paul, fixing his eyes on the council, said, Brethren, I have walked in all good conscience with God unto this day.

Having therefore met with the help which is from God, I have stood firm unto this day, witnessing both to small and great, saying nothing else than those things which both the prophets and Moses have said should happen,