Parashas Shemos · Passuk 2:1
Chabad.org — English translation + Rashi
Torah Temimah points to Sotah 12a (verified).
Sefaria — Exodus 2:1
Sefaria — Sotah 12a
E-Daf — Sotah 12a
English: “The daughter of Levi” — could she have been one hundred and thirty years old and still be called a daughter? R’ Hama bar Chanina said: This is Yocheved, whose conception occurred on the journey and whose birth was between the boundaries of Egypt. R’ Yehudah said that signs of youth were renewed in her.
On the daf / in context: See the cited source for the full section.
Custom — diyuk on the term bas.
Chazal highlight the extraordinary vitality of Yocheved, still called “daughter” at one hundred thirty.