أ--- الدليل على ذلك من القرآن الكريم والسنة النبوية ﷺ نوعان: (أ) مجمل و(ب) مفصّل.

A--- The proof of this from the Glorious Qur'an and the Prophetic Sunnah is of two types: (a) summarized and (b) detailed.

أما الخلاصة: يقول الله عز وجل: {وَلَقَدْ بَعَثْنَا فِي كُلِّ أُمَّةٍ رَسُولًا أَنِ اعْبُدُوا اللَّهَ وَاجْتَنِبُوا الطَّاغُوتَ}. (النحل: 36)

As for the summarized: Almighty Allah says: {And verily, We have sent among every Ummah (community, nation) a Messenger (proclaiming): "Worship Allah (Alone), and avoid (or keep away from) Taghut (all false deities i.e. do not worship Taghut besides Allah)"}. (An-Nahl, 36)

قال الله تعالى: {وَمَا أَرْسَلْنَا مِن قَبْلِكَ مِن رَّسُولٍ إِلَّا نُوحِي إِلَيْهِ أَنَّهُ لَا إِلَٰهَ إِلَّا أَنَا فَاعْبُدُونِ} [لا إله إلا أنا: لا يستحق العبادة أحد سواي، فاعبدوني وحدي ولا تعبدوا غيري].

Allah the Almighty says: {And We did not send any Messenger before you (O Muhammad (Peace be upon him)) but We revealed to him (saying): "La ilaha illa Ana [none has the right to be worshipped but I (Allah)], so worship Me (Alone and none else)

{وَمَا أَرْسَلْنَا مِن قَبْلِكَ مِن رَّسُولٍ إِلَّا نُوحِي إِلَيْهِ أَنَّهُ لَا إِلَٰهَ إِلَّا أَنَا فَاعْبُدُونِ} (الأنبياء، 25)

"}. (Al-Anbiya', 25)

يقول الله تعالى: {وَاسْأَلْ مَنْ أَرْسَلْنَا مِنْ قَبْلِكَ مِنْ رُسُلِنَا أَجَعَلْنَا مِنْ دُونِ الرَّحْمَٰنِ آلِهَةً يُعْبَدُونَ} (الزخرف: 45). وأما التفصيل: فيقول الله سبحانه وتعالى: {وَلَقَدْ أَرْسَلْنَا نُوحًا إِلَىٰ قَوْمِهِ فَقَالَ يَا قَوْمِ اعْبُدُوا اللَّهَ مَا لَكُمْ مِنْ إِلَٰهٍ غَيْرُهُ} (المؤمنون: 23) (التوحيد الإسلامي).

Allah the Almighty says: {And ask (O Muhammad (Peace be upon him)) those of Our Messengers whom We sent before you: "Did We ever appoint alihah (gods) to be worshipped besides the Most Gracious (Allah)?"). (Az-Zukhruf, 45) As for the detailed: Almighty Allah says: {And indeed We sent Nuh (Noah) to his people, and he said: "O my people! Worship Allah! You have no other Ilah (god) but Him (Islamic Monotheism)}. (AlMu'minun, 23)

قال الله تعالى: {وَإِلَىٰ ثَمُودَ أَخَاهُمْ صَالِحًا ۚ قَالَ يَا قَوْمِ اعْبُدُوا اللَّهَ مَا لَكُم مِّنْ إِلَٰهٍ غَيْرُهُ} (الأعراف: 73)

Allah the Almighty says: {And to Thamud (people, We sent) their brother Salih. He said: "O my people! Worship Allah! You have no other Ilah (god) but Him"}. (Al-A'raf, 73)

قال الله تعالى: {وَإِلَىٰ عَادٍ أَخَاهُمْ هُودًا ۚ قَالَ يَا قَوْمِ اعْبُدُوا اللَّهَ مَا لَكُم مِّنْ إِلَٰهٍ غَيْرُهُ} (الأعراف: 65 و هود: 50).

Allah the Almighty says: {And to 'Ad (people, We sent) their brother Hud. He said: "O my people! Worship Allah! You have no other Ilah (god) but Him"}. (Al-A'raf, 65 & Hud, 50)

قال الله تعالى: {وَإِلَىٰ مَدْيَنَ أَخَاهُمْ شُعَيْبًا ۚ قَالَ يَا قَوْمِ اعْبُدُوا اللَّهَ مَا لَكُم مِّنْ إِلَٰهٍ غَيْرُهُ} (الأعراف: ٨٥، وهود: ٨٤)

Allah the Almighty says: {And to (the people of) Madyan (Midian), (We sent) their brother Shu 'aib. He said: "O my people! Worship Allah! You have no other llah (god) but Him"}. (Al-A'raf, 85 & Hud, 84)

قال الله تعالى: {وَإِذْ قَالَ إِبْرَاهِيمُ لِأَبِيهِ وَقَوْمِهِ إِنَّنِي بَرَاءٌ مِّمَّا تَعْبُدُونَ * إِلَّا الَّذِي فَطَرَنِي فَإِنَّهُ سَيَهْدِينِ}

Allah the Almighty says: {And (remember) when Ibrahim (Abraham) said to his father and his people: "Verily, I am innocent of what you worship. Except Him (i.e. Allah Alone I worship none) Who did create me; and verily He will guide me"}.

(الزخرف، ٢٦، ٢٧)

(Az-Zukhruf, 26, 27)

قال الله تعالى: {إِنَّمَا إِلٰهُكُمُ اللَّهُ الَّذِي لَا إِلٰهَ إِلَّا هُوَ ۚ وَسِعَ كُلَّ شَيْءٍ عِلْمًا} (طه: ٩٨)

Allah the Almighty says: {Your ilah (god) is only Allah (the One) La ilaha ilia Huwa (none has the right to be Worshipped but He), He has full knowledge of all things}. (Ta-Ha, 98)

قال الله تعالى: {وَقَالَ الْمَسِيحُ يَا بَنِي إِسْرَائِيلَ اعْبُدُوا اللَّهَ رَبِّي وَرَبَّكُمْ إِنَّهُ مَن يُشْرِكْ بِاللَّهِ فَقَدْ حَرَّمَ اللَّهُ عَلَيْهِ الْجَنَّةَ وَمَأْوَاهُ النَّارُ}. [المائدة: 72]

Allah the Almighty says: {But the Messiah [' Isa (Jesus)] said: "O Children of Israel! Worship Allah, my Lord and your Lord." Verily, whosoever sets up partners (in worship) with Allah, then Allah has forbidden Paradise to him, and the Fire will be his abode}. (AlMa'idah, 72)

قال اللہ تعالیٰ: {قُلْ يَا مُحَمَّدُ ﷺ:

Allah the Almighty says: {Say (O Muhammad (Peace be upon him)):

إِنَّمَا أَنَا مُنذِرٌ، وَمَا مِنْ إِلَٰهٍ إِلَّا اللَّهُ الْوَاحِدُ الْقَهَّارُ. (ص، ٦٥)

"I am only a warner and there is no Ilah (god) except Allah (none has the right to be worshipped but Allah) the One, the Irresistible "}. (Sad, 65)