In a nocturnal interview, he informed the enemy of a subterraneous passage from his house under the wall of the city; the son of the caliph, with a hundred volunteers, were committed to the faith of this new ally, and their successful intrepidity gave an easy entrance to their companions.

After Caled had imposed the terms of servitude and tribute, the apostate or convert avowed in the assembly of the people his meritorious treason: "I renounce your society," said Romanus, "both in this world and the world to come.

And I deny him that was crucified, and whosoever worships him.

And I choose God for my Lord, Islam for my faith, Mecca for my temple, the Moslems for my brethren, and Mahomet for my prophet; who was sent to lead us into the right way, and to exalt the true religion in spite of those who join partners with God." The conquest of Bosra, four days' journey from Damascus, encouraged the Arabs to besiege the ancient capital of Syria.

At some distance from the walls, they encamped among the groves and fountains of that delicious territory, and the usual option of the Mahometan faith, of tribute or of war, was proposed to the resolute citizens, who had been lately strengthened by a reenforcement of five thousand Greeks.