Surah Al-Qalam 68:14
أَن كَانَ ذَا مَالٍ وَبَنِينَ
Because he is a possessor of wealth and children,
Translation: Saheeh International
Tafsir
only because an should be understood as li-an ‘because’ and it is semantically connected to that meaning which it is indicating he has wealth and sons.
Excerpt from Tafsir al-Jalalayn, commentary on 68:14, via Quran.com. The reader has the full commentary and 9 more tafsirs.