Ezra 2:41

The singers: the sons of Asaph, 128.

1 Chronicles 6:39

Heman’s [tribal] brother Asaph stood at his right hand: Asaph the son of Berechiah, the son of Shimea,

1 Chronicles 15:17

So the Levites appointed Heman the son of Joel, and from his relatives, Asaph the son of Berechiah; and from the sons of Merari their relatives, Ethan the son of Kushaiah,

1 Chronicles 25:1-2

Moreover, David and the commanders of the army selected for the [temple] service some of the sons of Asaph, Heman, and Jeduthun, who were to prophesy with lyres, harps, and cymbals. The list of the musicians who performed their service was as follows:

Nehemiah 7:44

The singers: the sons of Asaph, 148.

Nehemiah 11:17

Mattaniah the son of Mica, the son of Zabdi, the son of Asaph, who was the leader to begin the thanksgiving in prayer, and Bakbukiah, second among his brothers; and Abda the son of Shammua, the son of Galal, the son of Jeduthun.

Treasury of Scripture Knowledge

Summary

The singers: the children of Asaph, an hundred twenty and eight.

Bible References

Asaph

1 Chronicles 6:39
Heman’s [tribal] brother Asaph stood at his right hand: Asaph the son of Berechiah, the son of Shimea,
1 Chronicles 15:17
So the Levites appointed Heman the son of Joel, and from his relatives, Asaph the son of Berechiah; and from the sons of Merari their relatives, Ethan the son of Kushaiah,
1 Chronicles 25:1
Moreover, David and the commanders of the army selected for the [temple] service some of the sons of Asaph, Heman, and Jeduthun, who were to prophesy with lyres, harps, and cymbals. The list of the musicians who performed their service was as follows:
Nehemiah 7:44
The singers: the sons of Asaph, 148.
Nehemiah 11:17
Mattaniah the son of Mica, the son of Zabdi, the son of Asaph, who was the leader to begin the thanksgiving in prayer, and Bakbukiah, second among his brothers; and Abda the son of Shammua, the son of Galal, the son of Jeduthun.