Hadith.3752 - The Commander of the Faithful (as) said: "The marketplace of the Muslims is like their mosque. Whoever reaches a spot first has more right to it until the night."
Al-Kāfi #511“Abu ‘ Abd Allah (a.s.), has said that ’Amir al-Mu’minin (a.s.), has said, ‘The market-place of Muslims is like their Masjid. Whoever comes...
Al-Kāfi #512“Abu ‘Abd Allah (a.s.), has said, ‘The market-place of Muslims is like their Masjid, that is, whoever comes to a place first is like the...