Stable URL:

ꜣḫ wsr mꜣꜥ-ḫrw

The phrase ꜣḫ wsr mꜣꜥ-ḫrw "to be ꜣḫ, mighty, and true of voice" and its variants occur in the offering formula starting from the 13th Dynasty with a single known earlier exception.

13th - 17th Dyn.
Barta 1968, 58-60; Ilin-Tomich 2017, 29; Rosati 1980, 274-275