You are hereUCG.org / Sermons / The Technical, Physical, Spiritual Aspects of... The Technical, Physical, Spiritual Aspects of Firstfruits Given on Apr 10, 2021 by Steve Buchanan Listen Downloads MP3 Audio (11.8 MB) Downloads The Technical, Physical, Spiritual Aspects of Firstfruits MP3 Audio (11.8 MB) × The Holy Days are based on the harvest seasons. This sermon helps evaluate the topics of Firstfruits and the Day of Pentecost with the foundation of three principles.