In Jainism, a Tirthankara is a saviour and supreme preacher of the dharma. The word tirthankara signifies the founder of a tirtha, a fordable passage across saṃsāra, the sea of interminable birth and death. From Wikipedia
The Jain community prepares for April 10 observances with temple rituals, processions, and closures of banks and liquor shops across India.