Nihongi: Chronicles of Japan from the Earliest Times to A.D. 697…
“ Therefore did I take Nigi-haya-hi no Mikoto for my Lord, and did service to him. Can it be that there are two seeds of the children of the Heavenly Deity? Why should any one else take the name of Child of the Heavenly Deity and therewith rob people of their dominions? I have pondered this in my heart, but have as yet failed utterly to believe it." The Emperor said:—"There are many other children of the Heavenly Deity. If he whom thou has taken as thy Lord were truly a child of the Heavenly Deity, there would be surely some object which thou couldst show to us by way of proof." ”
