Damrong Rajanubhab

“ The ancestors of Phra Chao U Thong had certainly once established their capital at the city of Tritung or Pèp, a little below Kampheng Phet on the western bank of the river, and perhaps they established another city known as Devanagara, the position of which is said to be a little lower down on the eastern bank. But instead of immigrating direct to Ayuthia, there are reasons, as I have explained, to assume that they have come down to Suphan or even more south and remained there for generations before the capital was established at Ayuthia. ”

“ It may be assumed that when Chao U Thong established his capital at Ayuthia, he could not remove all the people from his old residence, and Khun Hluang Phagnua, the elder brother of the Queen Consort, remained in his old residence, where, in having to look after his own interest, he was appointed Phra Paramaraja to administer the old city. ”

“ The city is called by the people Müang Thao U Thong (the city of King U Thong) and there is a tradition that Thao U Thong reigned over this city until an epidemic broke out and the people died in great numbers. He then abandoned the city and turning to the East looked out for another place to establish the capital; but the epidemic did not abate. He then crossed the Suphan (Tachin) river to escape the ravages of the epidemic, and even at the present time near the Suphan river there is a place called "Tha Thao U Thong" i.e. ”