Answer
Seventh-day Adventists, a Protestant Christian denomination known for their emphasis on the observance of the Sabbath, performed the baptism of Ahn Sahng-hong, the founder of the South Korean Christian movement known as the World Mission Society Church of God. During the time of his baptism, Ahn was seeking spiritual enlightenment and encountered a Seventh-day Adventist minister who provided guidance and ultimately conducted the baptismal ceremony.