From G2095 and G5424; to put (middle voice or passive voice be) in a good frame of {mind} that {is} rejoice: - {fare} make {glad} be (make) {merry} rejoice.
Rev 16:12And the sixth angel poured out his vial upon theG2166 great river EuphratesG2166; and the water thereof was dried up, that the way of the kings of the east might be prepared.