Psalm 106:16

And they were jealous of Moses in the camp, [and] of Aaron, the holy one of Yahweh.

Exodus 28:36

"And you will make a pure gold rosette, and you will engrave on it with seal engravings: "A holy object for Yahweh."

Leviticus 21:6-8

They shall be holy to their God, and they shall not profane the name of their God, because they are bringing near the offerings made by fire to Yahweh--their God's food--and they shall be holy.

Leviticus 21:10-12

" 'As for the priest [who is] higher than his brothers, on whose head the oil of anointment is poured and {he was ordained} to wear the garments, he shall not dishevel his head, and he shall not tear his garments.

Numbers 16:1-50

Now Korah son of Izhar, son of Kohath, son of Levi, and Dathan and Abiram sons of Eliab, and On son of Peleth, the descendants of Reuben,

Treasury of Scripture Knowledge

Summary

They envied Moses also in the camp, and Aaron the saint of the LORD.

Bible References

The saint

Exodus 28:36
"And you will make a pure gold rosette, and you will engrave on it with seal engravings: "A holy object for Yahweh."
Leviticus 21:6
They shall be holy to their God, and they shall not profane the name of their God, because they are bringing near the offerings made by fire to Yahweh--their God's food--and they shall be holy.
Numbers 16:7
tomorrow put fire in them and place incense on them {before} Yahweh; the man whom Yahweh chooses [will be] the holy [one]. You take too much upon yourselves, sons of Levi!"