'Messengers' in the Bible

Moses sent messengers from Kadesh to the king of Edom: “Thus says your brother Israel, ‘You know all the hardship that has come upon us [as a nation];

Then Israel sent messengers to Sihon, king of the Amorites, saying,

So he sent messengers to Balaam [a famous prophet-diviner] the son of Beor at Pethor, which is by the [Euphrates] River, in the land of the descendants of his people, to call for him, saying, “There is a people who have come out of Egypt; behold, they cover the surface of the land, and they are living opposite me.

Balaam said to Balak, “Did I not tell your messengers whom you had sent to me,