He immediately broke his promise, attacking and capturing Tartus, and began to build a castle on the Mons Peregrinus ("Pilgrim's Mountain") which would help in his siege of Tripoli.
Ia melanggar janjinya tak lama kemudian dengan menyerang dan menangkap Tartus, dan mulai membangun sebuah kastil Mons Peregrinus ("Gunung Keramat") yang akan membantu penyerangannya ke Tripoli.