necessary.

"Armed with the wisdom of the Three they went forth--but now the
Shining One was strong indeed. They could not slay it!

"Nay, it knew and was prepared; they could not even pass beyond its
Veil nor seal its abode. Ah, strong, strong, mighty of will, full of
craft and cunning had the Shining One become. So they turned upon
their kind who had gone astray and made them perish, to the last. The
Shining One came not to the aid of its servants--though they called;
for within its will was the thought that they were of no further use
to it; that it would rest awhile and dance with them--who had so
little of the power and wisdom of its _Taithu_ and therefore no reins
upon it. And while this was happening black-haired and fair-haired ran
and hid and were but shaking vessels of terror.

"The Ancient Ones took counsel. This was their decision; that they
would go from the gardens before the Silver Waters--leaving, since
they could not kill it, the Shining One with its worshippers. They
sealed the mouth of the passage that leads to the Moon Pool Chamber
and they changed the face of the cliff so that none might tell where
it had been. But the passage itself they left open--having
foreknowledge I think, of a thing that was to come to pass in the far
future--perhaps it was your journey here, my Larry and Goodwin
--verily I think so. And they destroyed all the ways save that which
we three trod to the Dweller's abode.

"For the last time they went to the Three--to pass sentence upon them.
This was the doom--that here they should remain, alone, among the
_Akka_, served by them, until that time dawned when they would have