en_tn_condensed/luk/09/34.md

As he was saying this

"While Peter was saying these things"

they were afraid

These adult disciples were not afraid of clouds. This phrase indicates that some kind of unusual fear came over them with the cloud. Alternate translation: "they were terrified" (See: rc://en/ta/man/translate/figs-explicit)

they entered into the cloud

This can be expressed in terms of what the cloud did. Alternate translation: "the cloud surrounded them"