JMNT(i)
21 Now on an arranged (set; appointed) day, Herod – having dressed (or: clothed) himself [in] royal attire (garments; apparel; [note: A.T. Robertson comments that Josephus says it was a robe of silver tissue]) – being seated upon the dais (an elevated platform, ascended by steps, for public address; here: = a throne or a judgment seat), was in the midst of giving a speech to them.