Definition of "bane"

Money, thou bane of bliſſe, & ſourſe of wo, / Whence com'ſt thou, that thou art ſo freſh and fine? / I know thy parentage is baſe and low: / Man found thee poore and dirtie in a mine.

, George Herbert, “Avarice”, in [Nicholas Ferrar], editor, The Temple: Sacred Poems, and Private Ejaculations, Cambridge, Cambridgeshire: […] Thomas Buck and Roger Daniel; and are to be sold by Francis Green, […]; reprinted London: Elliot Stock, […], 1885, page 69

At Barking, previously the bane of L.T.S. operating staff, the new works have now simplified the working of traffic from four converging routes in the area.

1961 September, B. Perren, “The Tilbury Line serves industrial North Thameside”, in Modern Railways, page 556

[I]f now again intoxicated and moaped with theſe royal, and therefore ſo delicious becauſe royal rudiments of bondate, the cup of deception, ſpiced and tempered to their bane, they ſhould deliver up themſelves to theſe glozing words and illuſions of him, whoſe rage and utmoſt violence they have ſuſtained, and overcome ſo nobly.

1650, [John Milton], “Intitled to the Prince of Wales”, in ΈΙΚΟΝΟΚΛΑΣΤΗΣ [Éikonoklastēs]. […], new (2nd) edition, London: […] G. Kearsly, […], published 1770, pages 272–273

The fire will burn thee to the bare bane.

1686, "Lyke-Wake Dirge" as printed in The Oxford Book of English Verse (1900) p. 361