Friends, Tamil Sangam Lit. has Differenciating Tamil Worship Method, mentioned in Tholkappiyam, ThiruMurugatrupadai, Silapathikaram to others, and that is called Veriyattu, and Sacrifice and eating of Bloods are perfectly mentioned, Vedic are dated to 2000BCE, and so 2000 years later still sacrifice was continued, when after Vupanishad dates 600BCE, Sacrifice in Vedic Practice was widely discontinued. Tirukural was looked as a Translation and explanation of Vedas, as per the Authors of Tiruvalluva Malai, few of which is quoted already in Tirukural Thread. MosesSolomon