Amr bin Shu'ayb narrates from his father, and he from his grandfather (may Allah be pleased with him), that the Prophet (peace and blessings be upon him) delivered a sermon while he was leaning his back against the Ka'bah, and he (peace and blessings be upon him) said: "For a finger, ten camels each."
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الديات / 16274