﴿ وَٱلَّذِينَ يُمَسِّكُونَ بِٱلْكِتَٰبِ وَأَقَامُوا۟ ٱلصَّلَوٰةَ إِنَّا لَا نُضِيعُ أَجْرَ ٱلْمُصْلِحِينَ ﴾

“For [We shall requite] all those who hold fast to the divine writ and are constant in prayer: verily, We shall not fail to requite those who enjoin the doing of what is right!”

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’; also there is here the replacing of the third person pronominalisation alladhīna ‘those who’ with an overt noun al-muslihīna ‘reformers’ in other words their wages.