Mishneh Torah — Negative Mitzvot מצוות לא תעשה, Chapter 88
The full Hebrew text of Mishneh Torah, Negative Mitzvot, Chapter 88, with English translation by Maimonides (Rambam).
שלא ייקרע המעיל, שנאמר "כפי תחרא יהיה לו--לא ייקרע" (שמות כח,לב).
For the [High Priest's] cloak not to tear, as [Exodus 28:32] states: "It shall have a woven border around it. It shall not tear."