Bamidbar 26:59-61

Orthodox Jewish Bible

⁵⁹ And the shem eshet Amram was Yocheved Bat Levi, who was born to Levi in Mitzrayim: and she bore unto Amram Aharon and Moshe, and Miryam their achot.

⁶⁰ And unto Aharon was born Nadav, and Avihu, Eleazar, and Itamar.

⁶¹ And Nadav and Avihu died, when they offered eish zarah before Hashem.