One of the problems of having a supervisor whose mastery of a great many different languages is that one often begins to think it is possible to come close to those language skills. A three and a half hours session of closely reading Bayhaqi reminds the would be aspirant to just focus on bringing their Persian up to scratch. In an ideal world a scholar working on Mughal history would have:
3) Brajbhasha and/or Arabic depending on their interests.
If one was feeling particularly ambitious they could add
2) Chaghatay Turkish
It would also not hurt to have a combination of the following:
Those working on a particular region would do best to equip themselves with one of the following:
While day dreaming I am often torn between learning Brajbhasha or Chaghatay Turkish, or resuscitating my long dead Arabic (I had sadly moved on before it was cold in the grave), but realistically, I know for the next couple of years its going to be Persian, Persian, Persian. It is in such moments I understand how Mughal history as a field has lost out to scholars working on the colonial/post-colonial period.