IMP.CAESAR.DIVI. F.
AVGVSTVS.
PONTIFEX.MAXIMUS.
IMP.XII.COS.XI.TRIB.POT.XIV.
AEGVPTO.IN.POTESTATEM
POPVLI.ROMANI.REDACTA
SOLI.DONVM.DEDIT

Imperator Caesar, son of the deified [Caesar],
Augustus
pontifex maximus
imperator for the 12th time, consul for the 11th time, and holding the tribunician power for the fourteen year
having brought Egypt back into the power
of the Roman people
gave this gift to the Sun