{Stood by them} (epest(8820)autois). Ingressive aorist active
indicative. Stepped by their side. The same word in  Ac 12:7  of
the angel there. Paul uses it in the sense of standing by in  Ac
22:20 . It is a common old Greek word, ephist(886d)i. {Were sore
afraid} (ephob(8874)h(8873)an phobon megan). First aorist passive
indicative with cognate accusative (the passive sense gone), they
feared a great fear.