וְהַסָּכָל יַרְבֶּה דְבָרִים, רַבִּי בֶּרֶכְיָה בְּשֵׁם רַבִּי סִימוֹן פָּתַר קְרָא בְּמשֶׁה, אָמַר הַקָּדוֹשׁ בָּרוּךְ הוּא לְמשֶׁה כָּתַבְתִּי עָלֶיךָ שֶׁאַתְּ חָכָם, עוֹמֵד וּמַרְבֶּה דְבָרִים אַתָּה וְאֵינְךָ חָכָם, (דברים ג, כו): אַל תּוֹסֶף דַּבֵּר אֵלַי עוֹד בַּדָבָר הַזֶּה.
“The fool will increase words; man does not know what will be, and what will be after him, who can tell him” (Ecclesiastes 10:14). “The fool will increase words” – Rabbi Berekhya in the name of Rabbi Simon interpreted the verse regarding Moses. The Holy One blessed be He said to Moses: I wrote in your regard that you are wise, but you are standing and speaking extensively, and you are not wise, “do not continue to speak to Me further about this matter” (Deuteronomy 3:26).