Ancient Hindu tradition commemorates Diwali or Deepavali as the return of Lord Ram, Sita and Lakshman to Ayodhya, after 14 years of exile. To celebrate the return of Lord Ram, it is said that the whole of Ayodhya was lit up with diyas.
Diwali or Deepawali is also believed to be the occasion of Lord Vishnu marrying Goddess Laksmi. Many also believe that Godess Lakshmi was born on the day, and celebrate it as Diwali or Deepavali.
Bengalis worship Goddess Kali on this day. Lord Ganesha is also worshiped by many during Diwali or Deepavali, as he is considered to be auspicious.
This year on Diwali 2017 or Deepavali 2017 the Pradosh Kaal Muhurat for Lakshmi Puja starts at 7:26 pm and ends at 8:25 pm. The Pradosh Kaal on Diwali 2017 starts at 5:54 pm and ends at 8:25 pm. The Vrisabha Kaal starts at 7:26 pm and ends at 9:24 pm.
The Mahanishita Kaal Muhurat for Lakshmi Puja on Diwali 2017 starts at 11:40 pm and ends at 12:31 am on October 20, 2017. The Mahanishita Kaal on Deepavali 2017 starts at 11:40 pm and is up to 12:31 am on October 20, 2017.
The auspicious Choghadiya Muhurat for Lakshmi Puja on Diwali 2017 or Deepavali 2017 are as follows. The morning Choghadiya Muhurat is from 06:28am to 07:53am. The night muhurat is from 12:06am to 12:41am on October 20.