Surah Al-A'raf 7:170

وَٱلَّذِينَ يُمَسِّكُونَ بِٱلْكِتَـٰبِ وَأَقَامُوا۟ ٱلصَّلَوٰةَ إِنَّا لَا نُضِيعُ أَجْرَ ٱلْمُصْلِحِينَ

But those who hold fast to the Book [i.e., the Qur’ān] and establish prayer - indeed, We will not allow to be lost the reward of the reformers.

Translation: Saheeh International

Tafsir

And those who adhere read yumassikūn or yumsikūn to the Scripture from among them and have established prayer the likes of ‘Abd Allāh b. Salām and his companions verily We shall not let the wages of reformers go to waste innā lā nudī‘u ajra l-muslihīn the sentence is the predicate of alladhīna ‘those who’; …

Excerpt from Tafsir al-Jalalayn, commentary on 7:170, via Quran.com. The reader has the full commentary and 9 more tafsirs.