ἔργοισι χρηστός, οὐ λόγοις ἔφυν μόνον → a friend in deeds, and not in words alone
Ar. and P. συνεχῶς, P. ἐνδελεχῶς. V. διανεκῶς; (Aesch., Agamemnon 319); see continually.