Jamieson, Fausset and Brown on Isaiah 36:16

16. agreement ... by ... present--rather, "make peace with me"; literally, "blessing" so called from the mutual congratulations attending the ratification of peace. So Chaldee. Or else, "Do homage to me" [Horsley].

come out--surrender to me; then you may remain in quiet possession of your lands till my return from Egypt, when I will lead you away to a land fruitful as your own. Rab-shakeh tries to soften, in the eyes of the Jews, the well-known Assyrian policy of weakening the vanquished by deporting them to other lands (Ge 47:21; 2Ki 17:6).