20 Amminadab was the father of Nahshon, Nahshon was the father of Salmon,
Ruth 4:20 Cross References - MSB
Numbers 1:7
7 from Judah, Nahshon son of Amminadab;
Matthew 1:4
4 Ram was the father of Amminadab, Amminadab the father of Nahshon, and Nahshon the father of Salmon.
Luke 3:32
32 the son of Jesse, the son of Obed, the son of Boaz, the son of Salmon, the son of Nahshon,