Sayyiduna Abdullah bin Abbas (may Allah be pleased with them both) was asked about buying one camel for two, and he said: "Sometimes one camel is better than two camels."
(b) Sayyiduna Rafi' bin Khadij (may Allah be pleased with him) bought one camel for two; he handed over one and said: "I will bring you the other one tomorrow morning, at ease."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب البيوع / 10524