Digha Nikaya 1:1135
SUJATOKiñcānanda, atthavasaṁ paṭicca tathāgato arahaṁ sammāsambuddho thūpāraho?
And for what reason is a Realized One worthy of a monument?
Kiñcānanda, atthavasaṁ paṭicca tathāgato arahaṁ sammāsambuddho thūpāraho?
And for what reason is a Realized One worthy of a monument?