the mystery of the cryskmfe opened itself to no such interpretation It is only because of the bravery (one might say recklessness) of the Duncan Idaho who served Leto from 10895-10941 and managed to conceal himself in the Sacred Chamber where Siaynoq was held that the words of the ritual are recorded As the hidden observer described the scene The Fish Speakers, earlier so loud in their cries of praise foi their God, were quieted by the sight of (he blade As Leto rased it above his head, he spoke to them, his own voice more subdued than it had been "The talisman of oar lives," he called it ' The knife of Muad'Dib The tooth of Shai Hulud' He raised his voice very slightly "Will Shai Hulud come again1'" "Yes, Lord," replied the Rsh Speakers "Who is Shai-Hulud?" he asked "You, Lord " Following the exchange be returned the blade to its box and moved among the adoring women I took advantage of their attention being fixed on him and fled, I shudder even DOW to think of what would have become of me had the Fish Speaker^ known of my uninvited presence His fear was well-founded At a much later Siaynoq, the consort of one of the Fish Speaker officers was discovered to have hidden himself in die Chamber to discover the nature of the ntual his mate refused to discuss Less adept at concealment then the Duncan Idaho had been, he was found before Siaynoq had fairly begun, That did not save him a group of women, led by the unfortunate man's mate, fell upon him savagely, killing him with their bare hands As the ranks of Fish Speakers expanded, spreading to garrisons on every planet of the Impermm, the practice of Siaynoq changed slightly The ntual itself remained the same, but it was attended only by Fish Speakers stationed on Arrakis However, it included three representatives from each off-world gamson Even with such restrictions, the Sacred Chamber beneath the FesUval City was filled to capacity each decade by the Lord Leto's adonng followers The ntual was.