29:6
وَمَنۡ جٰهَدَ فَاِنَّمَا يُجَاهِدُ لِنَفۡسِهٖؕ اِنَّ اللّٰهَ لَغَنِيٌّ عَنِ الۡعٰلَمِيۡنَ
And whoever strives only strives for [the benefit of] himself. Indeed, Allah is free from need of the worlds