en_tn_condensed/act/12/10.md

After they had passed by the first guard and the second

"The first and second guards did not see them as they passed by, and then"

and the second

"and the second guard"

they came to the iron gate that led into the city

"Peter and the angel arrived at the iron gate that went from the prison to the city"

it opened for them by itself

"the gate swung open for them" or "the gate opened itself for them"

went down a street

"walked along a street"

left him right away

"left Peter suddenly" or "suddenly disappeared"