Some historical reasons for cremating the dead were (p.7):
St. Paul emphasizes this in the Epistle reading from the 9th Sunday of Matthew: “16Do you not know that you are God's temple and that God's Spirit dwells in you? 17 If anyone destroys God's temple, God will destroy that person. For God's temple is holy and you are that temple” (1Cor.3:16-17). He repeats this again later, “Do you not know that your body is a temple of the Holy Spirit within you, which have from God? You are not your own” (1Cor.6:19). So, even though we may not have attained a level of saintliness like some of our spiritual predecessors, nevertheless, God’s Holy Spirit lives and dwells within us.