The Sirens’ knowledge of all events makes their song irresistible.

Evidence

Never has any sailor passed our shores in his black craft until he has heard the honeyed voices pouring from our lips, and once he hears to his heart’s content sails on, a wiser man. … We know all the pains that the Greeks and Trojans once endured on the spreading plain of Troy when the gods willed it so — all that comes to pass on the fertile earth, we know it all!’ — Homer; Robert Fagles; Bernard Knox, The Odyssey, 2513

Categorization

• DEFINE: The Sirens are defined as omniscient beings whose knowledge of all mortal affairs is the actual lure.