Rise up let us go
 To meet the enemy and the danger; for there is no escaping; 
 lo, he that betrayeth me is at hand;
 Judas, that he had hinted at supper should betray him, was now about doing it; and was just now coming upon him, in order to deliver him into the hands of the Jews, and the Roman band of soldiers; (See Gill on Matthew 26:46).