Abdul Vahhab was known to have worked for Shah Isma'il and Shah Tahmasp. He contributed 31 paintings to the Shah Tahmasp Shahnameh and collaborated with other artists on a further 10 paintings.
(Dickson, M.B. and Welch, S.C.: The Houghton Shahnameh, p. 52a, 214 a&b. Cambridge, Harvard University Press, 1981)