A king, married with Shaivya, their son was Rohit. The couple was put to a great test by fate. They lost everything and got everything back.
A pilgrimage site in Varanasi, the Harishchandra Ghat, is named after this king.
To read about king Harishchandra visit
https://www.gloriousindia.com/scriptures/puranas/markandeya_purana/king_harischandra.html
Harishchandra is also connected with the sons of the Pandavas
http://hindumythologyforgennext.blogspot.com/2014/03/the-story-of-upa-pandavas.html