ἀνάγκᾳ δ' οὐδὲ θεοὶ μάχονται → but not even gods fight necessity (Simonides, fr. 37.1.29)
piously: P. and V. εὐσεβῶς.
trustworthily: P. πιστῶς.
exactly: P. and V. ἀκριβῶς.