Merry Christmas and Happy Eid
If you are celebrating Christmas then Merry Christmas عيد ميلاد مجيد
If you are celebrating Eid then Happy Eid عيد أضحى سعيد
Universal Declaration of Human Rights-Article 1.
"All human beings are born free and equal in dignity and rights.They are endowed with reason and conscience and should act towards one another in a spirit of brotherhood."