Tanent not moving out of my house

My father had rented my house to a person 7 years ago. I am working in abroad. Last year Jan 20, I had asked him to vacate my house. A) He requested for one more year stating that his son education. A legal rental agreement with a local notary public was made. As per the agreement he is supposed to vacate by 30th April 21.B) 15 April 21 my father had reminded him to vacate. He requested 2 months extension till 30 June due to Ramzan. After that my father become very sick and in the first week of May he passed away. C) 19June 21 I had sent a WhatsApp msg asking him to vacate. He requested one more month till 30 July21 stating Corona pandemic. D) 20 July 21 Again I had sent WhatSapp msg to vacate. He requested one more month till 30 August due to death in that house. E) After that I had sent 2 WhatsApp msg he had not replied. F) Even my local cousin contacted him but of no use. I will be going to my native next month. Please suggest me all the options left for me to get my house vacated.