Kissing the thumbs at the time of Azaan
Q: Some people claim that it is mustahab to kiss the thumbs and place them on the eyes at the time of hearing the blessed name of Rasulullah (sallallahu ‘alaihi wasallam) in the Azaan. They substantiate and prove their claim through narrations mentioned in the following kitaabs; Musnadul Firdous, Kanzul Ibaad and Fataawa Soofiyah. What is the correct shari ruling in this regard?