Sayyiduna Jabir (may Allah be pleased with him) said that two men came to the Messenger of Allah (peace and blessings be upon him) with a dispute over a she-camel, (each claiming) that it had been born in his care, and they presented testimony; so he (peace and blessings be upon him) "gave judgement in favour of the one in whose possession it was."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الدعوى والبينات / 21224