A.T. Robertson Commentary Luke 5:9

"For he was amazed, and all that were with him, at the draught of the fishes which they had taken;" — Luke 5:9 (ASV)

For he was amazed (θαμβος γαρ περιεσχεν). Literally,

For a wonder held him round . Aorist active indicative. It held Peter fast and all the rest.