מִשְׁפְּחֹ֥ת בְּנֵי־קְהָ֖ת יַחֲנ֑וּ עַ֛ל יֶ֥רֶךְ הַמִּשְׁכָּ֖ן תֵּימָֽנָה׃
哥轄子孫的各宗族要在帳幕的南邊安營。
Shenei Luchot HaBerit
From all the above, it is clear that the Kehatites who are mentioned in Parshat Bamidbar are part of the כהנים, i.e. the מחנה שכינה, whereas the Gersonites discussed in Parshat Nasso are part of the מחנה לויה, which are the רוח אדם. This is to tell us that the damage done by the sin of "Adam," is capable of rehabilitation.