Taddesse Tamrat argues that this practice began in the reign of Wedem Arad (1299–1314), following the struggle for succession that he believes lies behind the series of brief reigns of the sons of Yagbe'u Seyon (reigned 1285–1294).
Taddesse Tamrat sostén que esta práctica empezou no reinado de Wedem Arad (1299–1314), após a loita pola sucesión que el cre que hai detrás da serie de reinados breves dos fillos de Yagbe'u Seyon (1285-1294).