In the bram stokers Dracula book where did renfield attack Seward?

On a night when Dr. Seward, still depressed by Lucy's rejection of him, is contemplating taking chloral hydrate to help him sleep, Renfield escapes. He is found at nearby Carfax, pressed against the door of the ruined chapel, pledging allegiance to his Master. It is here where Seward is attacked. They return him to his cell after a vicious fight. Amazed by Renfield's ferocity and strength, Dr. Seward orders that he be chained and put in a straitjacket.