And they brought before Hashem a strange fire.
וַיִּקְחוּ בְנֵי אַהֲרֹן נָדָב וַאֲבִיהוּא אִישׁ מַחְתָּתוֹ וַיִּתְּנוּ בָהֵן אֵשׁ וַיָּשִׂימוּ עָלֶיהָ קְטֹרֶת וַיַּקְרִיבוּ לִפְנֵי ה' אֵשׁ זָרָה אֲשֶׁר לֹא צִוָּה אֹתָם׃
ויקרא י:א
"And the sons of Aharon, Nadav and Avihu, each took his fire pan, and they put fire in them and placed incense upon it, and they brought before Hashem a strange fire, which He had not commanded them."
Leviticus 10:1
And a fire came out from before Hashem.
וַתֵּצֵא אֵשׁ מִלִּפְנֵי ה' וַתֹּאכַל אוֹתָם וַיָּמֻתוּ לִפְנֵי ה'׃
ויקרא י:ב
"And a fire came out from before Hashem and consumed them, and they died before Hashem."
Leviticus 10:2
And Aharon was silent.
וַיֹּאמֶר מֹשֶׁה אֶל אַהֲרֹן הוּא אֲשֶׁר דִּבֶּר ה' לֵאמֹר בִּקְרֹבַי אֶקָּדֵשׁ וְעַל פְּנֵי כׇל הָעָם אֶכָּבֵד וַיִּדֹּם אַהֲרֹן׃
ויקרא י:ג
"And Moshe said to Aharon: This is what Hashem spoke, saying: Through those close to Me I will be sanctified, and before all the people I will be honored. And Aharon was silent."
Leviticus 10:3