Leviticus can also be called “The Book of the Law of the Priests” as it contains very little historical matter, concerning itself with priestly legislation and the practice of the Law among the people. Much importance is placed upon Israel’s separation from all heathen influences so that the nation may retain its religious purity.

Leviticus 25

25:15 According to the number of years after the jubilee thou shalt buy of thy neighbour, and according unto the number of years of the fruits he shall sell unto thee: