וַֽיַּעֲשׂ֖וּ בְּנֵ֣י יִשְׂרָאֵ֑ל כְּ֠כֹל אֲשֶׁ֨ר צִוָּ֧ה יְהוָ֛ה אֶת־מֹשֶׁ֖ה כֵּ֥ן עָשֽׂוּ׃ (פ)
Thus did the children of Israel; according to all that the LORD commanded Moses, so did they.
Read halakhic rulings (Jewish law) on Numbers 1:54: and classical halakhic sources.