Sukhbir Singh Badal was declared a Tankhaiya by Akal Takht for his ‘religious mistakes’, what is this punishment, which big leaders have received it?

Recently, Akal Takht took a big decision and declared Shiromani Akali Dal President and former Punjab Deputy CM Sukhbir Singh Badal as Tankhaiya. This decision was taken for the alleged religious mistakes committed by Badal during his tenure. The decision was taken after a meeting of the Singh Sahibans of the five Takhts. Akal Takht