Page 402 "...hearken to the Sirens"

From page 402 of the book:  He began to pour the remainder of the dirt from his hand and then continued: "'If therefore thou do but hearken to the Sirens, thou wilt be enamored;..."

(In Greek mythology, the Sirens were three dangerous bird-women, portrayed as seductresses who lured nearby sailors with their enchanting music and voices to shipwreck on the rocky coast of their island.)  (Text courtesy of Wikipedia)

The Bishop quotes from John Lyly [there a a few variations on the spelling of his name].