Ἅγιος ὁ Θεός, Ἅγιος ἰσχυρός, Ἅγιος ἀθάνατος, ἐλέησον ἡμᾶς → holy God, holy Mighty, holy Immortal, have mercy on us
P. and V. φρυκτός, ὁ; see beacon.