These are the ones who have not been defiled with women, for they have kept themselves chaste. These are the ones who follow the Lamb wherever He goes. These have been purchased from among men as first fruits to God and to the Lamb.

These will wage war against the Lamb, and the Lamb will overcome them, because He is Lord of lords and King of kings, and those who are with Him are the called and chosen and faithful.”

the son of Amminadab, the son of Admin, the son of Ram, the son of Hezron, the son of Perez, the son of Judah,

Judah was the father of Perez and Zerah by Tamar, Perez was the father of Hezron, and Hezron the father of Ram.

Ram was the father of Amminadab, Amminadab the father of Nahshon, and Nahshon the father of Salmon.