Melchizedek is the name of a king of in the Bible.
The name of Melchizedek says that he is a king of righteousness. In the Torah, Melchizedek offers people bread and wine. He says some words about God to people. Another king was there.
The New Testament says that Jesus is a priest in the line of Melchizedek. The Book of Psalms says that Melchizedek has a cause. The Book of Genesis says that he was king of Salem and priest of God Highest.