How many times the trumpet will be blown by Hazrat Israfil?

How many times the trumpet will be blown by Hazrat Israfil?

حضرت اسرافیل علیہ السلام کتنی بار صور پھونکیں گے؟
Explanation

It is believed that the Angel Israfil will blow a trumpet to announce the Day of Judgement .

Munkar and Nakir – The angels responsible for questioning the soul of a person who has died