Alif-Lam-Ra.
[These letters are one of the miracles of the Quran, and none but Allah (Alone) knows their meanings]. These are the Verses of the Book (the Quran) Al-Hakim [showing lawful and unlawful things, explaining Allah’s (Divine) Laws for mankind, leading them to eternal happiness by ordering them to follow the true Islamic Monotheism, – worshipping none but Allah Alone – that will guide them to Paradise and save them from Hell].
Meaning:-
Divine: proceeding from God, extremely good; unusually lovely.
Monotheism: the doctrine or belief that there is only one God.