Indeed, this Qur'an guides to that which is most suitable and gives (17:9)

﴿إِنَّ هَٰذَا الْقُرْآنَ يَهْدِي لِلَّتِي هِيَ أَقْوَمُ وَيُبَشِّرُ الْمُؤْمِنِينَ الَّذِينَ يَعْمَلُونَ الصَّالِحَاتِ أَنَّ لَهُمْ أَجْرًا كَبِيرًا﴾
[ الإسراء: 9]

17:9 Indeed, this Qur'an guides to that which is most suitable and gives good tidings to the believers who do righteous deeds that they will have a great reward.

This Qur’ān that is revealed to Muhammad ( peace be on him ) guides to the best way, which is the way of Islam, and it informs those who have faith in Allah and who do good deeds of something that will please them, which is that they will receive a great reward from Allah.

Verily, this Quran guides to that which is most just and right and gives glad tidings to the believers (in the Oneness of Allah and His Messenger, Muhammad SAW, etc.). who work deeds of righteousness, that they shall have a great reward (Paradise).

phonetic Transliteration

Inna hatha alqurana yahdee lillatee hiya aqwamu wayubashshiru almumineena allatheena yaAAmaloona alssalihati anna lahum ajran kabeeran

Abdullah Yusuf Ali - Translation

Verily this Qur'an doth guide to that which is most right (or stable), and giveth the Glad Tidings to the Believers who work deeds of righteousness, that they shall have a magnificent reward;

Safi-ur-Rahman al-Mubarakpuri

Verily, this Qur'an guides to that which is most just and right and gives good news to those who believe, those who do righteous deeds, that they will have a great reward (Paradise).

Page 283 English transliteration