Prime Minister Narendra Modi on Tuesday expressed sorrow over the demise of Sister Nirmala, who succeeded Mother Teresa as the Missionaries of Charity superior general.
Sister Nirmala, 81, died in Kolkata on Tuesday.
"Sister Nirmala's life was devoted to service, caring for the poor and underprivileged. Saddened by her demise. May her soul rest in peace," Modi said in a statement.
"My deepest condolences to the Missionaries of Charity family on the passing away of Sister Nirmala", he added.