Ubi idem et maximus et honestissimus amor est, aliquando praestat morte jungi, quam vita distrahi → Where indeed the greatest and most honourable love exists, it is much better to be joined by death, than separated by life.
make a thing sure: P. βεβαιοῦν.
ratify: P. and V. κυροῦν, ἐπικυροῦν, ἐμπεδοῦν (Plato, also Ar.).
encourage: P. and V. θρασύνειν, θαρσύνειν, P. ἐπιρρωννύναι; see encourage.