Ambassage
Smith's Bible Dictionary 1863
embassy, a message of a public nature brought by ambassadors. The word also sometimes includes the ambassadors themselves. (Luke 14:32)
International Standard Bible Encyclopedia 1915
am'-ba-saj (presbeia, "an embassy," a body of ambassadors on the message entrusted to them): Twice used by Christ
(1) in the parable of the Pounds, of the citizens who hated the nobleman and sent an ambassage, refusing to have him reign over them, thus illustrating those who willfully rejected His own spiritual sovereignty and kingdom (Lu 19:14);
(2) of a weak king who sends to a stronger an ambassage to ask conditions of peace (Lu 14:32). Not used elsewhere in the Bible.