Fr. Daniel Poovannathil talks about Abram being named Abraham and the covenant between God and Abraham and his descendants and circumsion being the sign of the covenant. Fr. Daniel explains how Christian sacrament of Baptism is the sign through which we enter into the same covenant God made with Abraham. He also explains how to worship God in our body, mind and soul. This teaching can also be viewed on YouTube at https://www.youtube.com/watch?v=1joITilC7yI