God has revealed himself through four voices (Prophet, Priest, King, Judge). These voices not only speak from time to time throughout scripture, but they speak simultaneously through the same scripture. Every OT scripture has four legitimate meanings as each voice speaks. Most Christians have only read 1/4 of their Bible if they have read it from cover to cover.

For example, in the account of the rod of Moses turning into a serpent when he met God at the burning bush (Ex 4:2):

:The priest tells us that the Son, in eternity before creation, did not wish to be made to be sin. He was the son who said he would not do it and then did in the parable (Mt 21:28).

Whenever we see 4 things, they can be mapped to the 4 voices. This is useful for spotting patterns, but is more useful when used to interpret scripture. Here they are mapped to the four purposes of scripture: