Original sentence: Within this more specific definition, it is usually used to refer to just the two politically dominant Semitic-speaking Amhara and Tigray-Tigrinya ethnic groups of Ethiopia and Eritrea who are predominantly Orthodox Christians.al-ḥabašah الحبشية) refers to Ethiopians and Eritreans, and more specifically and historically to the Semitic-speaking peoples of Ethiopia and Eritrea
Edited sentence: Today they include the Amhara and Tigray-Tigrinya ethnic groups of Ethiopia and Eritrea who are predominantly Orthodox Christians.al-ḥabašah الحبشية) refers to  a Semitic group of people whose cultural, linguistic, and in certain cases, ancestral origins trace back to the tribes of the Axumite and the South Arabian Kingdoms