en_tn_condensed/act/12/09.md

General Information:

Here the word "He" refers to Peter. The words "they" and "They" refer to Peter and the angel.

He did not know

"He did not understand"

what was done by the angel was real

This could be changed to active form. Alternate translation: "the actions of the angel were real" or "what the angel did truly happened" (See: rc://en/ta/man/jit/figs-activepassive)