Parliament Speaker of the Republic of the Comoros Hamid Al-Burhan is expected here tomorrow on an official visit to Saudi Arabia at the invitation of Sheikh Dr. Abdullah bin Mohamed bin Ibrahim Al-Sheikh Chairman of the Shura Council in Saudi Arabia.     The Chairman of the Saudi Shura Council will hold talks on Sunday with the Comoros Parliament Speaker on relations between the two countries and ways of strengthening them, as well as parliamentary relations between the Saudi Shura Council and the Parliament of the Comoros and the activation of the role of friendship committees in two bodies.     Al-Burhan will also hold talks with senior Saudi officials on relations between the two countries and ways to develop them