Did You Know? The Ancient Origins of Bihu 1. Did you know Bihu is over 5,000 years old? Yes! The roots of Bihu trace back to around 3000 BC, when the early indigenous tribes of Assam—mainly Austroasiatic and Tibeto-Burman—celebrated the changing of seasons with rituals for fertility, harvest, and nature worship. 2. Did you know the original name of Bihu was “Bishu”? The Dimasa Kacharis, one of the earliest known tribes in Assam, celebrated a festival called “Bishu”, meaning to ask for peace and prosperity. Over time, this evolved into what we now call Bihu. 3. Did you know Bihu was born from agriculture, not religion? Unlike many Indian festivals, Bihu wasn’t linked to any specific religion. It originated from the agrarian lifestyle of ancient Assam. It honored nature, livestock, the earth, and human connection, making it truly secular and inclusive from the start. 4. Did you know Bihu began as a fertility and community celebration? Early Bihu rituals involved folk songs and dances...