When Buddha went to the cliffs of Phuphalarnsong, in Suvarnabhumi, to visit Phra Thewachak Kittiko, Phra Maha Kassapa and PhraMaha Mokkalana Buddha asked to bless the waters in the vicinity of the Dragon’s lair. Buddha would not allow it but, because there was not enough water. Buddha came to the cliffs to the Phra Siwali had left some marks as evidence. that was Buddha there. Buddha went to the Mountain Summit and ordered Phra MahaKassapa and Phra Maha Mokkalana to remove the stone that had closed off the water source. This led Bo Nam Bun that bubbled from the source water, it is called, to the present day. And Buddha blessed water from the Bo Nam Bun source.