And these are the singers, heads of the fathers of the Levites, who remaining in the chambers were free from other service: for they were employed in that work day and night.
Moreover Hezekiah the king and the princes commanded the Levites to sing praise unto the LORD with the words of David, and of Asaph the seer. And they sang praises with gladness, and they bowed their heads and worshiped.
And Mattaniah the son of Mica, the son of Zabdi, the son of Asaph, was the leader to begin the thanksgiving in prayer: and Bakbukiah the second among his brethren, and Abda the son of Shammua, the son of Galal, the son of Jeduthun.