Bhakti to God is found in every religion and is considered to be a way to attain God realization.
There were few exceptions like Lal De.
This is partly due to the fact that none of them established Guru Parampara, where there disciples might have preserved the composition of the saints.
The life and work of Women saint and Mystics was shrouded in mystery unlike that of men saint.
From ancient times onwards Bhakti is considered as a way of God- realization along with good actions and knowledge.
Bhakti to God is found in every religion and is considered to be a way to attain God realization