Numbers 1:8

1:8 from Issachar, Nethanel son of Zuar;

Numbers 1:28-29

1:28 From the descendants of Issachar: According to the records of their clans and families, all the males twenty years old or older who could serve in the army were listed by name. 1:29 Those of them who were numbered from the tribe of Issachar were 54,400.

Numbers 7:18

7:18 On the second day Nethanel son of Zuar, leader of Issachar, presented an offering.

Numbers 7:23

7:23 and for the sacrifice of peace offerings: two bulls, five rams, five male goats, and five male lambs in their first year. This was the offering of Nethanel son of Zuar.

Numbers 10:15

10:15 Over the company of the tribe of Issacharites was Nathanel son of Zuar,

Numbers 26:23-25

Issachar

26:23 The Issacharites by their families: from Tola, the family of the Tolaites; from Puah, the family of the Puites; 26:24 from Jashub, the family of the Jashubites; and from Shimron, the family of the Shimronites. 26:25 These were the families of Issachar, according to those numbered of them, 64,300. ¹ 

[26:25]  ¹ sn The Issacharites increased from 54,400 to 64,300.