Abasa • EN-TAFSIR-IBN-ABBAS
﴿ وَمَا عَلَيْكَ أَلَّا يَزَّكَّىٰ ﴾
“although thou art not accountable for his failure to attain to purity;”
(Yet it is not thy concern if he grow not (in grace)) it is not your concern if these three men do not believe in Allah's divine Oneness.