2 Chronicles 35:15
And the singers the children of Asaph stood in their standing according to the commandment of David and Asaph, Heman and Jeduthun the king's seer of visions: and the porters waited at every gate, and might not depart from their service. But their brethren the Levites prepared for them.
1 Chronicles 9:17-19
The porters were Shallum, Akkub, Talmon and Ahiman with their brethren - Shallum being the chief.
1 Chronicles 25:1-7
And David and the captains of the host appointed out to do service, the sons of Asaph of Heman and Jeduthun, which did prophesy with harps, psalteries and cymbals. And they were numbered unto the work according to their office.
1 Chronicles 26:12-19
Unto these was divided the office of the portership as unto heads over the men that waited with their brethren and ministered in the house of the LORD.
1 Chronicles 16:41-42
And with them Heman and Jeduthun, and other that were chosen and named by name, to thank the LORD that his mercy lasteth ever.
1 Chronicles 23:5
Four thousand were porters and four thousand praised the LORD with such instruments as David had made to praise withal.
2 Chronicles 29:25-26
And they set the Levites in the house of the LORD with cymbals, psalteries and harps according to the commandments of David and of Gad the king's seer of visions and of Nathan the prophet. For so was the commandment of the LORD through the hand, of his prophets.
Psalm 77:1
{To the Chanter, for Jeduthun, a Psalm of Asaph} I cried unto God with my voice; yea, even unto God cried I with my voice, and he heard me.
Psalm 78:1
{An Instruction of Asaph} Hear my law, O my people; incline your ears unto the words of my mouth.
Psalm 79:1
{A Psalm of Asaph} O God, the heathen are come into thine inheritance; thy holy temple have they defiled, and made Jerusalem a heap of stones.