I Chronicles 23:14 Midrash

וּמֹשֶׁ֖ה אִ֣ישׁ הָאֱלֹהִ֑ים בָּנָ֕יו יִקָּרְא֖וּ עַל־שֵׁ֥בֶט הַלֵּוִֽי׃

But as for Moses the man of God, his sons are named among the tribe of Levi.

Read midrashic interpretation of I Chronicles 23:14: and classical rabbinic exegesis.