4. If We willed, We could send down a sign from the heavens upon them, and then their necks would remain bowed down before it [4].
Surah Name : Ash-Shuara Surah Number : 26 Ayat Number: 4
48. And (O Beloved Prophet) We have revealed to you the true Book confirming the Books preceding it, and as a guardian and witness [154] over them. So you judge between them according to what Allah has sent down [155], O listener! Follow not that desires to leave [156] the Truth that has come to you. We ordained a law [157] and a way for all of you. And if Allah had willed, He would have made you all a single people [158]. But, He desires to test you in what He has given you [159]. So desire to excel in good deeds. You are all to return to Allah. Then He shall tell you what you used to dispute.
Surah Name : Al-Maidah Surah Number : 5 Ayat Number: 48
8. And had Allah willed, he would have made them an Ummah under one faith. But He admits into His Mercy [14] whom so He Pleases. And the unjust neither have a friend nor a helper [15].
Surah Name : Ash-Shura Surah Number : 42 Ayat Number: 8
33. And if it was not so that all mankind was one [55]community, We would have surely made for those who disbelieve in the Most Affectionate, roofs of silver for their homes and stairs whereon they go up [56].
Surah Name : Az-Zukhruf Surah Number : 43 Ayat Number: 33