'eala beorht bune!' etc - Eala is vocative: 'O!'. A similar rhetorical passage is found in Christ and Satan: Eala drihtenes þrym! Eala duguða helm! / Eala meotodes miht! Eala middaneard! / Eala dæg leohta! Eala dream godes! / Eala engla þreat! Eala upheofen!