וַיְדַבֵּ֤ר יְהוָה֙ אֶל־מֹשֶׁ֔ה אַחֲרֵ֣י מ֔וֹת שְׁנֵ֖י בְּנֵ֣י אַהֲרֹ֑ן בְּקָרְבָתָ֥ם לִפְנֵי־יְהוָ֖ה וַיָּמֻֽתוּ׃
And the LORD spoke unto Moses, after the death of the two sons of Aaron, when they drew near before the LORD, and died;
Targum Jonathan on Leviticus
And the Lord spake with Mosheh, after that the two sons of Aharon the high priest had died (or, the priests the two elder sons of Aharon had died) at the time of their offering extraneous fire (aisha baria) before the Lord; died they by the flaming fire.
Targum Jerusalem
The two sons of Aharon, in their offering extraneous fire.