Original sentence: Thomas Aquinas; suicide was not considered a sin under the Byzantine Christian code of Justinian, for instance.. The argument is based on the commandment "Thou shalt not kill" (made applicable under the New Covenant by Jesus in Matthew 19:18), as well as the idea that life is a gift given by God which should not be spurned, and that suicide is against the "natural order" and thus interferes with God's master plan for the world
Edited sentence: Thomas Aquinas; suicide was not considered a sin under the Byzantine Christian code of Justinian, for instance.. Their arguments center around the commandment "Thou shalt not kill" (made applicable under the New Covenant by Jesus in Matthew 19:18), as well as the idea that life is a gift given by God which should not be spurned, and that suicide is against the "natural order" and thus interferes with God's master plan for the world