en_tn_lite_do_not_use/lev/10/01.md

Nadab and Abihu

These are the names of Aaron's sons. (See: rc://en/ta/man/translate/translate-names)

censer

a container for fire and incense which priests used

offered unapproved fire

"offered fire that was not according to Yahweh's instructions" or "offered fire that Yahweh did not approve"