Likewise (through another chain from Ata). It has also been narrated through two weak chains from Ata bin Abi Rabah from Ibn Umar.
It is narrated from Sayyiduna Abdullah bin Umar (may Allah be pleased with them both) as mawquf (his own statement) that he disliked, and forbade, that a man should come and say: "Buy such-and-such, and I will buy it from you at such-and-such a profit."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب البيوع / 10704