ἐπέμψατε ἀγγέλους τοῖς ἀλλήλοις ὥστε ἔγνωτε τὸν κίνδυνον → you sent messengers to one another so that you knew the danger
perverse: P. and V. δυσχερής.
obstinate: P. and V. αὐθάδης.
disobedient: P. ἀπειθής, δυσπειθής.