what is a religion of islam?

Indeed religion (which approves) with Allah is Islam (Quran surah Ali Imron: 19)
One of the suras in the Quran clearly states that the religion of Islam is the religion of the most blessed by God Almighty, this proves that the religion of islam down directly from God through the intermediary of the prophet Muhammad as an apostle.
Islam from the Arabic word means safe, tranquil, peaceful (from the word Salima / Aslama which means surrender included in peace)
The conclusion of Islam in terms of language is the attitude of submissive, obedient, submissive and submit to Allah in an attempt to find peace, happiness, and tranquility in the world and the Hereafter. people converted to Islam called moslem or Muslim.
Religion Islam is the religion of peace rahmatan lil alamin, which means that bringing religion into the world of grace, mercy for the whole of nature