The Jewish sacrifices were completed and fulfilled in Christ's sacrifice on the C ross, which is now commemorated and made present in the Sacrifice of the Mass. Confession is something completely different, and as you rightly pointed out it has roots in the New Testament, although it's developed historically. I think maybe I won't be telling any new people about my interest anytime soon. While we, geeky bookworms, are sharing the love . . . You must register with this board before submitting follow up messages. He needs to explain exactly which these are, and why they are evil.
Prayer is pagan, for goodness' sake.
First of all, your friend may think that the pope's hat looks like a fish, but that may just be his wild imagination. I presumed the latter. The Catholic Church unfortunately took literally some parts of the OT commanding the killing of those who promote false religion. This was indeed a great evil, and the Church has officially declared its repentance for this. But it hardly proves that the Catholic Church is contrary to Scripture.