Related על דמאי 6:4

[With respect to] a Yisrael who received a field from a Kohen [as a sharecropper], the Terumah (priestly portion) goes to the Kohen, [and the] first and second tithes are divided between them. [With respect to] one who received a field from a Levite, the first tithe, Terumah, and second tithe are divided between them. [With respect to] a Levite who received a field from a Kohen, the Terumah goes to the Kohen, and the first and second tithes are divided between them. A Kohen who received a field from a Levite, the first tithe goes to the Levite, and the Terumah and second tithe are divided between them. A Yisrael that received a field from a Kohen and told him [that he received it] on the condition that "the tithe is mine," on the condition that "the tithes are yours," on the condition that "the tithes are mine and yours" -- this is forbidden. A Kohen who received a field from a Yisrael on the condition that "the tithes are mine" -- this is permitted; on the condition that "the tithes are yours" -- this is forbidden; on the condition that "the tithes are mine and yours" -- if he purchased it in the manner [that it is customarily purchased], it is permitted, and if not, it is forbidden.