Abu Aisha al-Omari (died 26 October 2022) was an Iranian Islamic State fighter who was responsible for the 2022 Shah Cheragh attack, during which he killed 13 Shi'ites and injured over 40 at a mosque in Shiraz. During his martyrdom video, he warned the Shi'ites that the Sunni sahabah of Muhammad "(had) descendants who inherit(ed) revenge generation after generation."