# See, these are but the fringes of his ways
"See, these things that God has done show only a small part of his great power"
# how small a whisper do we hear of him!
"it is as if we heard only his quiet whisper!". This expresses Job's amazement of all the great things that God does that we do not even know about. Seeing what God does is spoken of as hearing God's voice.
# Who can understand the thunder of his power?
"The thunder displays the greatness of his power which no one can understand!"