נחמיה ח:ה פירוש: רש״י

for he was above all the people Therefore, they all saw him.

and when he opened it, all the people stood And when he opened it to read, all the people stood silent.

stood Heb. עָמְדוּ, an expression of silence (they stood silent), like (Job 32:16): “...for they remained silent (עָמְדוּ) ; they no longer answered.”