There are no people who went astray after having been guided except for indulging in disputation. (al-Tirmidhi)
There shall be no compulsion in religion: the right way is now distinct from the wrong way. Anyone who denounces the devil and believes in GOD has grasped the strongest bond; one that never breaks. GOD is Hearer, Omniscient. al-Baqarah 2:256
O ye who believe! Fasting is prescribed to you as it was prescribed to those before you, that ye may (learn) self-restraint. al-Baqarah 2:183
And eat and drink until the white thread of dawn becomes distinct to you from the black thread [of night]. Then complete the fast until the sunset... Surat Al-Baqarah [2:184-190]
O you who have believed, decreed upon you is fasting as it was decreed upon those before you that you may become righteous. - Surat Al-Baqarah [2:183]
I put my trust in Allah, my Lord and your Lord! There is not a moving creature, but He has a grasp of its forelock. Verily, my Lord is on the straight path (the truth). Hud 11:56
Hold to forgiveness, command what is right; but turn away from the ignorant. al-A'raf 7:199
The Messenger of Allah repeated three times, Those who search deeply for confusing questions have perished.
And never give up hope of ALLAH's Mercy. Certainly no one despairs of ALLAH's Mercy, except the people who disbelieve.(Al-Qur'an 12:87)
And do not pursue that of which you have no knowledge. Indeed, the hearing, the sight and the heart - about all those will be questioned.(Al-Qur'an 17:36)
It is ALLAH Who gives you life, then gives you death; then He will gather you together for the Day of Judgment about which there is no doubt. But most of the people do not understand.(Al-Qur'an 45:26)
the taking of one innocent life is like taking all of Mankind... and the saving of one life is like saving all of Mankind - Holy Qur'an, 5:33.
The truth is from your Lord: it is the free will of any person to believe (in God) or to be an Infidel (Un believer). Quran 18:29
Fight in the cause of God those who start fighting you, but do not transgress limits (or start the attack); for God loveth not transgressors. Quran 2:190