Aupmanyav
Be your own guru.
The tradition belongs to the Chola dynasty. Prime Minister Modi installed the scepter in India's new parliament building. The bull at the top of the scepter symbolizes 'Dharma' (Duty and Justice). The scepter has been installed next to the Speaker's seat.
It was installed with multi-religious prayers. Prime Minister Modi carrying the Sengol (Tamil pronunciation closer to 'Chenkol') accompanied by the 21 heads of Tamil Adheenams (Monasteries) who are headed by non-brahmin Shaivites.