'Representative' in the Bible

Give ear now to my suggestion, and may God be with you: you are to be the people's representative before God, taking their causes to him:

And the representative of King Jehoshaphat made a Tarshish-ship to go to Ophir for gold, but it did not go, because it was broken at Ezion-geber.

As for me, I will be living in Mizpah as your representative before the Chaldaeans who come to us: but you are to get in your wine and summer fruits and oil and put them in your vessels, and make living-places for yourselves in the towns which you have taken.

Word has come to me from the Lord, and a representative has been sent to the nations, to say, Come together and go up against her, and take your places for the fight.

The vision of Obadiah. This is what the Lord has said about Edom: We have had word from the Lord, and a representative has been sent among the nations, saying, Up! and let us make war against her.

For which I am a representative in chains, and that I may say without fear the things which it is right for me to say.

For this reason, holy brothers, marked out to have a part in heaven, give thought to Jesus the representative and high priest of our faith;