The national deputy press secretary for the senator’s 2020 presidential campaign deleted the post after being contacted by Politico.
The posters were removed shortly after they were discovered at the Southern California school.
Police and Muslim worshippers have repeatedly clashed in recent weeks over an area of the site closed since 2003 that worshippers want to turn in
The investigation files will not be turned over to the prosecution until after the April 9 election over fears of leaks to the media.
The president also told a room filled with Republican donors that he would poll at 98 percent if he were running for Israeli prime minister.
The incident is being investigated as a possible hate crime.
The number of racist rallies and demonstrations also rose last year.
“I do not have and will not have any connection to these heretical movements,” Eliezer Rauchberger told Haaretz.
The Clay County Republican Party later apologized and deleted the post, which it said was shared by a volunteer.
Chabad says the group disrespected their Shabbat services.