וַיָּ֜קָם עַֽל־מַֽעֲלֵ֣ה הַלְוִיִּ֗ם יֵשׁ֨וּעַ וּבָנִ֜י קַדְמִיאֵ֧ל שְׁבַנְיָ֛ה בֻּנִּ֥י שֵׁרֵבְיָ֖ה בָּנִ֣י כְנָ֑נִי וַֽיִּזְעֲקוּ֙ בְּק֣וֹל גָּד֔וֹל אֶל־יְהוָ֖ה אֱלֹהֵיהֶֽם׃
Rashi on Nehemiah
on the step of the Levites There were steps upon which the Levites would stand when they would recite their song [for the sacrificial service].