It's story goes back to the ancient times. Today, the same way as many thousand years ago, the date of the festival is determined by the lunar calendar.
The word "yagya" (yajna) can already be found in the early Vedic literature of the second millennium BC. In the Rigveda and Yajurveda yagya means "worshiping, devotion to something, prayer and praise, form of offering".
In the ancient times there lived a family, a husband and a wife, who had no children. They had a Spiritual Master, to whom they came for advice and blessing. The Master always spoke with them, helped them, gave his blessings, but when it came to husband and wife's future children, he remained silent.
Since ancient times people have used these periods for their spiritual practice and fasted with the purpose of their spiritual growth and even the gain of material well-being.
Karma yoga is when a person performs an action without getting attached to the outcome. This needs to be learned.
Ashoka (skt., Aśoka, "born without pain") - ruler of the Maurya Empire from 273 BC. to 232 BC. He called himself Devanampriya Piyadasi.
Shri Prakash Ji was born in Patna, the capital of the Indian state of Bihar - one of the most ancient cities of India. Once this city was called Pataliputra, and in great antiquity was the capital city of India.