Fussilat 41:52

<h2>The Qur'an and the Proofs of its Truth Allah says:</h2><p>قُلْ</p><p>(Say) -- `O Muhammad, to these idolators who disbelieve in the Qur'an'--</p><p>أَرَءَيْتُمْ إِن كَانَ</p><p>(Tell me, if it) -- this Qur'an --</p><p>مِنْ عِندِ اللَّهِ ثُمَّ كَفَرْتُمْ بِهِ</p><p>(is from Allah, and you disbelieve in it) means, `what do you think your position is before the One Who revealed it to His Messenger' Allah says:</p><p>مَنْ أَضَلُّ مِمَّنْ هُوَ فِى شِقَاقٍ بَعِيدٍ</p><p>(Who is more astray than one who is in opposition far away.) means, he is in a state of disbelief, stubbornness and opposition to the truth, and is following a path that leads far away from guidance. Then Allah says:</p><p>سَنُرِيهِمْ ءَايَـتِنَا فِى الاٌّفَاقِ وَفِى أَنفُسِهِمْ</p><p>(We will show them Our signs in the universe, and within themselves,) meaning, `We will show them Our evidence and proof that the Qur'an is true and has indeed been sent down from Allah to the Messenger of Allah ﷺ&nbsp;, through external signs,</p><p>فِى الاٌّفَاقِ</p><p>(in the universe), ' such as conquests and the advent of Islam over various regions and over all other religions. Mujahid, Al-Hasan and As-Suddi said, "And signs within themselves means, the battle of Badr, the conquest of Makkah, and other events which befell them, where Allah granted …

Bethink you: If it is from Allah and ye reject it - Who is further astray than one who is at open feud (with Allah)?

Say: "See ye if the (Revelation) is (really) from Allah, and yet do ye reject it? Who is more astray than one who is in a schism far (from any purpose)?"

Say: "Tell me, if it (the Quran) is from Allah, and you disbelieve in it, who is more astray than one who is in opposition far away (from Allah's Right Path and His obedience).

Say, “Have you considered? If it is from God and you reject it—who is further astray than he who is cutoff and alienated?”