500
"And TÂMRÎN bade him farewell, and went forth, and journeyed along his road, and came to his Lady, and delivered over to her all the possessions which he had brought. And he related unto her how he had arrived in the country of JUDAH [and] JERUSALEM..."
The source above was used to defend the authority of these kings of Ethiopia.
What is the Solomonic Dynasty? (or House of Solomon)