'Dumbfounded' in the Bible

Joseph said to his brothers, "I am Joseph! Is my father still alive?" His brothers could not answer him because they were dumbfounded before him.

Be amazed at this, O heavens! Be shocked and utterly dumbfounded," says the Lord.

Your wise men will be put to shame. They will be dumbfounded and be brought to judgment. Since they have rejected the word of the Lord, what wisdom do they really have?

I came to the exiles at Tel Abib, who lived by the Kebar River. I sat dumbfounded among them there, where they were living, for seven days.

Then King Belshazzar was very terrified, and he was visibly shaken. His nobles were completely dumbfounded.