Muwatta Malik 424
موطأ مالك#424Da'ifYahya related to me from Malik that he had heard that if some one passed by Ata ibn Yasar in the mosque with something to trade, he would call him and ask, "What is the matter with you? What do you want?" If the man said that he wished to trade with him, he would say, "You need the market of this world. This is the market of the next world
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Salim al-HilaliMaqtu Daif
In-book reference: 9:99