"Delia's work-worn knees crawled over the earth in Gethsemane and up the
rocks of Calvary..." (Section III).
"Ah wantah cross Jurden in uh calm time.' She was singing again" (Section
III).
"...she knew the cold river was creeping up and up to extinguish that eye..."
(Section III).
These passages, which contain biblical or Christian references, are examples
of Hurston's use of what literary device?