וַיִּפְקֹ֣ד מֹשֶׁ֔ה כַּאֲשֶׁ֛ר צִוָּ֥ה יְהוָ֖ה אֹת֑וֹ אֶֽת־כָּל־בְּכֹ֖ר בִּבְנֵ֥י יִשְׂרָאֵֽל׃
And Moses numbered, as the LORD commanded him, all the first-born among the children of Israel.
Find Mishnaic references to Numbers 3:42: , passages from the 63 tractates of the Mishnah.