 Due to doubts concerning the status of persons claiming to be Kohanim or Levi'im arising after severe Roman/Christian persecutions and exile, the Hebrew Bible tithe of 10% for the Levites, and "tithe of the tithe" () of 10% of 10% (1%).The Mishnah and Talmud contain analysis of the first tithe, second tithe and poor tithe.Animals are not tithed in the present era when the Temple is not standing.