κοπτέον
From LSJ
Ἅγιος ὁ Θεός, Ἅγιος ἰσχυρός, Ἅγιος ἀθάνατος, ἐλέησον ἡμᾶς → holy God, holy Mighty, holy Immortal, have mercy on us
English (LSJ)
one must pound, φάρμακον Asclep. ap. Gal.13.341, cf. 969, Dsc.2.76, Gp.3.7.1.
Greek (Liddell-Scott)
κοπτέον: ῥηματ. ἐπίθετ. τοῦ κόπτω, δεῖ κόπτειν, Κωμικ. παρ’ Ἀθην. 1109F, Γαλην.