On the second day Nethanel son of Zuar, the leader of Issachar, drew near.
We have here an account of the great solemnity of dedicating the altars, both that of burnt-offerings and that of incense; they had been sanctified before, when they were anointed (Lev 8:10, Lev 8:11), but now they were handselled, as it were, by the princes, with their free-will offerings.
Commenting on Numbers 7:10-89
One spoon of gold of ten shekels, full of incense. See Gill on Num 7:14. . Numbers 7:21 num 7:21 num 7:21 num 7:21One young bullock, one ram, one lamb of the first year, for a burnt offering. See Gill on Num 7:15.
On the second day Nethaneel . . . prince of Issachar, did offer--This tribe being stationed on the right side of Judah, offered next through its representative; then Zebulun, which was on the left side; and so on in orderly succession, every tribe making the same kind of offering and in the same amount, to show that, as each was under equal obligation, each rendered an equal tribute.