No. 22 Ajaíòà cave inscription, is on the fifth pillar on the right side of Cave X., below a standing figure of Buddha. (ASWI)

ASWI IV.12.13;

Text

Deyadharmmoyaì bhadanta-Ùilabhadrasya màtà-pitaramudi(sya).
____________________________________________________
"This meritorious gift of the reverend Ùilabbadra, in honour of father and mother." (ASWI)