Try attending @Shams community's Shams Table. It's a weekly dinner on Mondays where you get to meet people of different nationalities and you talk about a set topic every week
@Shams community in rainbow street. They have weekly get togethers where they discuss different topics. You'll meet many locals and foreigners there as well. Try taghmeesah group as well, you will find their page/group on facebook.
@Shams community host dinner and dialogue nights every Monday night. You'll meet a very friendly and open-minded crowd there. They have multiple other gatherings with different themes as well.