Mishneh Torah — Positive Mitzvot מצוות עשה, Chapter 145
The full Hebrew text of Mishneh Torah, Positive Mitzvot, Chapter 145, with English translation by Maimonides (Rambam).
לדון בדיני חרמים, מהם לה' ומהם לכוהן, שנאמר: "אך כל חרם אשר יחרים" (ויקרא כז,כח).
To render judgment with regard to property which is dedicated, whether dedicated to God or dedicated to the priests, as [Leviticus 27:28] states: "However, any dedication that will be made...."