in Dryden's satire of Absalom and Achitophel, is meant for Dr. Titus Oates (Numbers xvi.). North describes him as a short man, extremely ugly: if his mouth is taken for the centre, his chin, forehead, and cheek-bones would fall in the circumference.
Sunk were his eyes, his voice was harsh and loud; Sure signs he neither choleric was, nor proud; His long chin proved his wit; his saint-like grace A church vermilion, and a Moses' face. His memory, miraculously great, Could plots, exceeding man's belief, repeat
Dryden: Absalom and Achitophel, i. 646-51.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894