In 1909, Rabbi Moshe Mordechai Epstein from Slabodka, Lithuania, attempted to justify mouth-penis-wound-sucking with its monstrosity:
“Since sucking blood and placing the bloody penis in one’s mouth are so repulsive, how can anyone be so dense as to presume that this process was instituted without it being an essential part of the mitzvah?”.
The content of the video is based on Chapter “Jewish circumcision for conquests with epidemics ” from the Book “The Jubilee Murders – Originators and Methods of Mass Murders” by Wolff Geisler, Verlag Wolff Geisler 2014.