וַיְהִ֛י כַּֽאֲשֶׁר־תַּ֥ם כָּל־הָעָ֖ם לַֽעֲב֑וֹר וַיַּעֲבֹ֧ר אֲרוֹן־יְהוָ֛ה וְהַכֹּהֲנִ֖ים לִפְנֵ֥י הָעָֽם׃
And it came to pass, when all the people were clean passed over, that the ark of the LORD passed on, and the priests, before the people.
Read midrashic interpretation of Joshua 4:11: and classical rabbinic exegesis.