ἔνθα οὐκ ἔστι πόνος, οὐ λύπη, οὐ στεναγμός, ἀλλὰ ζωὴ ἀτελεύτητος → where there is no pain, no sorrow, no sighing, but life everlasting
P. and V. λαθραῖος, κρυπτός, ἀφανής, κρυφαῖος (Plato), V. κρύφιος.