כְּכֹ֛ל אֲשֶׁר־צִוָּ֥ה יְהוָ֖ה אֶת־מֹשֶׁ֑ה כֵּ֤ן עָשׂוּ֙ בְּנֵ֣י יִשְׂרָאֵ֔ל אֵ֖ת כָּל־הָעֲבֹדָֽה׃
According to all that the LORD commanded Moses, so the children of Israel did all the work.
Read midrashic interpretation of Exodus 39:42: and classical rabbinic exegesis.