It means to believe in the existence and Oneness of Allah and to know Him very well through His names and attributes. Belief in Allah is the base of all religions. The need to believe in Allah, to rely on Him and to worship Him is inherent in the nature of man. That feeling was born together with man and continued in each period.
Muslims believe that there are unseen creatures such as angels created by God in the universe for special missions. For instance, the Angel Jibra’eel (Gabriel) is known to have appeared to the Holy Prophet Muhammad, may peace and blessing be upon him, in the form of an ordinary human being. The same Angel, seemed to have appeared to Jesus, may peace be with him, in the form of a dove
A Muslim firmly believes that divinely revealed books were actually revealed by God to His prophets to guide mankind. God also spoke to prophets before Prophet Muhammad (peace be upon him), sending the Torah, the Injeel and other Scriptures.
This means firm belief that Allah Almighty sent a messenger to every nation and community, calling its members to worship Allah alone without any partners, that all Allah’s messengers were truthful, virtuous, trustworthy and rightly-guided servants who strove hard to guide their people to the right path and conveyed Allah’s message to them
Muslims believe that there is a Day of Judgement when all people of the world throughout the history of mankind till the last day of life on earth, are to be brought for accounting, reward and punishment.
Muslims believe that the divine destiny is what God wrote down in the Preserved Tablet ("Al-Lawhu Al-Mahfuud") all that has happened and will happen, which will come to pass as written. According to this belief, a person's action is not caused by what is written in the Preserved Tablet but, rather, the action is written in the Preserved Tablet because God already knows all occurrences without the restrictions of time.
He is One and the Only One. He is not two in one or three in one. This means that Islam rejects the idea of trinity or such a unity of Cod which implies more than one God in one.
People are created equal in front of the Law of God. There is no superiority for one race over another. God made us of different colors, nationalities, languages and beliefs so as to test who is going to be better than others. No one can claim that he is better than others. It is only God Who knows who is better. It depends on piety and righteousness.
Muslims believe that God sent different messengers throughout the history of mankind. All came with the same message and the same teachings. It was the people who misunderstood and misinterpreted them. Muslims believe in Noah, Abraham, Isaac, Ismail, Jacob, Moses, David, Jesus, and Muhammad. The Prophets of Christianity and Judaism are indeed the Prophets of Islam.
The "Shahadah" is the verbal pledge and testimony that "there is only One God and nothing deserves worship except God and Muhammad (peace be upon him) is the messenger of God." One becomes a Muslim by making this simple declaration.
The performance of the five daily prayers required of Muslims.
Fasting is total abstinence from food, liquids and intimate intercourse (between married couples) from dawn to sunset during the Month of Ramadan.