P. V. N. Myers, A General History for Colleges and High Schools…
“ In these later and more degenerate times the recognized modes of divine communication with men were by oracles, and by casual and unusual sights and sounds, as thunder and lightning, a sudden tempest, an eclipse, a flight of birds,—particularly of birds that mount to a great height, as these were supposed to know the secrets of the heavens,—the appearance or action of the sacrificial victims, or any strange coincidence. ”
