Ariz. Rev. Stat. § 13-2923
A. A person commits stalking if the person intentionally or knowingly engages in a course of conduct that is directed toward another person and if that conduct causes the victim to:
1. Suffer emotional distress or reasonably fear that either:
(b) Any of the following will be physically injured:
2. Reasonably fear death or the death of any of the following:
D. For the purposes of this section:
1. "Course of conduct":
(a) Means directly or indirectly, in person or through one or more third persons or by any other means, to do any of the following: