ἐπὶ πολλῆς ἡσυχίας καὶ ἠρεμίας ὑμῶν → leaving you entirely at rest
P. and V. ἀθυμία, ἡ, δυσθυμία, ἡ (Plato), P. κατήφεια, ἡ (Thuc.).