1 Chronicles 12:27

The prince Jehoiada, of the house of Aaron, and with him 3,700.

2 Kings 11:4

But in the seventh year Jehoiada sent and brought the captains of the Carites and of the guards, and had them come to him in the house of the LORD. And he made a covenant with them and put them under oath in the house of the LORD, and he showed them the king's son.

2 Kings 11:9

The captains did according to all that Jehoiada the priest commanded, and they each brought his men who were to go off duty on the Sabbath, with those who were to come on duty on the Sabbath, and came to Jehoiada the priest.

2 Kings 25:18

And the captain of the guard took Seraiah the chief priest and Zephaniah the second priest and the three keepers of the threshold,

1 Chronicles 6:49-57

But Aaron and his sons made offerings on the altar of burnt offering and on the altar of incense for all the work of the Most Holy Place, and to make atonement for Israel, according to all that Moses the servant of God had commanded.

1 Chronicles 9:20

And Phinehas the son of Eleazar was the chief officer over them in time past; the LORD was with him.

1 Chronicles 27:17

for Levi, Hashabiah the son of Kemuel; for Aaron, Zadok;

Treasury of Scripture Knowledge

Summary

And Jehoiada was the leader of the Aaronites, and with him were three thousand and seven hundred;

Bible References

The leader

1 Chronicles 9:20
And Phinehas the son of Eleazar was the chief officer over them in time past; the LORD was with him.
2 Kings 11:4
But in the seventh year Jehoiada sent and brought the captains of the Carites and of the guards, and had them come to him in the house of the LORD. And he made a covenant with them and put them under oath in the house of the LORD, and he showed them the king's son.
2 Kings 25:18
And the captain of the guard took Seraiah the chief priest and Zephaniah the second priest and the three keepers of the threshold,

Aaronites

1 Chronicles 6:49
But Aaron and his sons made offerings on the altar of burnt offering and on the altar of incense for all the work of the Most Holy Place, and to make atonement for Israel, according to all that Moses the servant of God had commanded.
1 Chronicles 27:17
for Levi, Hashabiah the son of Kemuel; for Aaron, Zadok;

The Holy Bible, English Standard Version® copyright © 2001 by Crossway Bibles, a publishing ministry of Good News Publishers.