Ye who (hoitines). The very ones who, quippe qui, often in Acts when the persons are enlarged upon (Act 8:15; Act 9:35; Act 10:41, Act 10:47).
As it was ordained by angels (eis diatagas aggelōn). About angels, see note on Act 7:38. Diatagē (from diatassō, to arrange, appoint) occurs in late Greek, lxx, inscriptions, papyri, Deissmann, Light from the Ancient East, pp. 89ff., and in N.T. only here and Rom 13:2. At (or as) the appointment of angels (cf. Mat 10:41; Mat 12:41 for this use of eis).
And kept it not (kai ouk ephulaxate). Like a whipcracker these words cut to the quick. They gloried in possessing the law and openly violated it (Rom 2:23).