law: Indian Divorce Act, 1869 
  42. Power to make such orders after decree  
  The court, after a decree of judicial separation, may upon
  
  application (by petition) for this purpose make, from time to time, all such orders
  
  and provisions, with respect to the custody, maintenance and education of the
  
  minor children, the marriage of whose parents is the subject of the decree, or
  
  for placing such children under the protection of the said court, as might have
  
  been made by such decree or by interim orders in case the proceedings for
  
  obtaining such decree were still pending.