Mishneh Torah — Negative Mitzvot מצוות לא תעשה, Chapter 82
The full Hebrew text of Mishneh Torah, Negative Mitzvot, Chapter 82, with English translation by Maimonides (Rambam).
שלא להקטיר ולהקריב במזבח הזהב, שנאמר "לא תעלו עליו קטורת זרה" (שמות ל,ט).
Not to offer any [undesired] incense offering or any sacrifices on the golden altar, as [Exodus 30:9] states: "Do not offer any unauthorized incense upon it."