וַיַּֽעַמְד֤וּ עַל־עָמְדָם֙ כְּמִשְׁפָּטָ֔ם כְּתוֹרַ֖ת מֹשֶׁ֣ה אִישׁ־הָאֱלֹהִ֑ים הַכֹּֽהֲנִים֙ זֹרְקִ֣ים אֶת־הַדָּ֔ם מִיַּ֖ד הַלְוִיִּֽם׃
And they stood in their place after their order, according to the law of Moses the man of God; the priests dashed the blood, which they received of the hand of the Levites.
Read midrashic interpretation of II Chronicles 30:16: and classical rabbinic exegesis.