Heman and Jeduthun also had the job of playing the trumpets and cymbals and other musical instruments when songs were sung to God. Jeduthun’s sons guarded the gates.
The men did their work well. Their supervisors were Jahath and Obadiah, who were Levites from the family of Merari, and Zechariah and Meshullam, who were from the family of Kohath. These Levites were all skilled musicians.