Revelation 7:6
Of the tribe of Aser were sealed twelve thousand. Of the tribe of Nepthalim were sealed twelve thousand. Of the tribe of Manasses were sealed twelve thousand.
Cross-reference
Genesis 48:5
Historical context
Genesis 48:5 shows Jacob adopting Manasseh as a tribe — explains why Manasseh appears here instead of Joseph.
Genesis 48:19
Historical context
Genesis 48:19 prophesies Manasseh becoming a great people — background for the tribe's inclusion.
Luke 2:36
Parallel
Luke 2:36 identifies Anna from Asher — a NT example of that tribe, confirming its continuity.