Ἀλλ’ ἐσθ’ ὁ θάνατος λοῖσθος ἰατρός κακῶν → But death is the ultimate healer of ills
P. and V. κενός (Plato, Republic 370E).
I will not send you from the land empty-handed: V. καί σ' οὐ κεναῖσι χερσὶ γῆς ἀποστελῶ (Euripides, Helen 1280).