Eternal sin
In Catholic teaching there are six sins that blaspheme against the Holy Spirit. They are: Several passages in the Bible are frequently interpreted as referring to the unforgivable sin:
LGBT clergy in Christianity
The Presbyterian Church in America (PCA), the second-largest Presbyterian denomination in the United States, adheres to what they perceive as the biblical stance on homosexuality, affirming that "the act of homosexuality is a sin according to God's Word." Therefore, a practicing homosexual continuing in this sin would not be a fit candidate for ordination or membership in the Presbyterian Church in America.