וַיִּסְעוּ֙ מִמָּרָ֔ה וַיָּבֹ֖אוּ אֵילִ֑מָה וּ֠בְאֵילִם שְׁתֵּ֣ים עֶשְׂרֵ֞ה עֵינֹ֥ת מַ֛יִם וְשִׁבְעִ֥ים תְּמָרִ֖ים וַיַּחֲנוּ־שָֽׁם׃
And they journeyed from Marah, and came unto Elim; and in Elim were twelve springs of water, and threescore and ten palm-trees; and they pitched there.
Read midrashic interpretation of Numbers 33:9: and classical rabbinic exegesis.