Digha Nikaya 1:1093
SUJATO‘atikhippaṁ bhagavā parinibbāyissati, atikhippaṁ sugato parinibbāyissati, atikhippaṁ cakkhuṁ loke antaradhāyissatī’ti.
‘Too soon the Blessed One will be fully extinguished! Too soon the Holy One will be fully extinguished! Too soon the Eye of the World will vanish!’