Prohibition of entering the Temple Mount, an interesting letter signed by the genius of Jerusalem.

".. A severe and terrible prohibition according to the Torah to enter the Temple Mount because entering the Temple place at this time (which we impure in many uncleanness) must excise."
Signed:
Rabbi Moshe Aryeh Freund
Rabbi Israel Moshe Dushinsky
Rabbi Benjamin Rabinovich
Rabbi Avraham David Horowitz