The exceeding greatness of his power (to huperballon megethos tēs dunameōs autou). Megethos is an old word (from megas), but here only in N.T. Huperballon, present active participle of huperballō, reappears in Eph 2:7; Eph 3:19 and seen already in 2Co 3:10; 2Co 9:14. To enlightened eyes the greatness of God’s power is even more “surpassing.”