185. Prayers for the person who trades in the mosque
Narrated Abu Hurairah: That the Messenger of Allah (ﷺ) said: "When you see someone selling or buying in the Masjid then say:
لَا أَرْبَحَ اللَّهُ تِجَارَتَكَ
laa arba'ha Allahu tijaarataka
Translation
May Allah not profit your business.
This is because the mosques were not built for this purpose.
ReferenceSahih (Albani). Tirmidhi: 1321
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