Actor says it is his most 'special' film in a statement.
She had posted she was on her 'deathbed' just hours before she died.
He put out a message on Twitter confirming the diagnosis.
The actor put out a Twitter post on the Covid-19 status of his wife and daughter.
Both had been busy dubbing for the series ahead of its release on Friday
Both are said to be currently asymptomatic.
Amitabh's residences are being sanitised by the BMC.
Former cricketer Yuvraj Singh also extended his best wishes for a speedy recovery to Abhishek.
His wife, Hema Malini, also extended her best wishes to the actor who is hospitalised after testing Covid-19 positive.