The question was raised as to why there are different customs regarding the order of prayer, and how each individual should pray. I replied that it is impossible to adequately explain these things in writing. However, the following can be revealed: Our sages teach us that a person entering and leaving the Holy Temple would have to bow 13 times, paralleling the 13 gates of the Temple (Shekalim 6:1,2). These are also alluded to in the Book of Ezekiel, where each tribe will have its own gate when the holiness of Jerusalem is restored to the status it had in the time of the Temple (Ezekiel 48:31). It is known that the Temple here on earth paralleled the Temple on High (Zohar, Volume II 59b). The Holy Temple on High therefore also has a gate for each tribe, as explained in the writings of the Ari (Pri Etz Chaim, Inyan Tefillah). The concept of prayer is therefore the key with which each individual enters through his own gate . We are thus taught that prayer is, “The ladde...