The Matriarch's Bones
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From Diablo Wiki
Matriarch's Bones is an event found in the Defiled Crypts, which is within the Forsaken Cemetery in Act I. It is issued by Lady Dunhyld.
Lady Dunhyld wishes to rest in peace, and asks the player to retrieve her bones from three nearby urns. Once a player interacts with the urns, they will spawn a ghost of Lord Dunhyld and numerous skeletons which must be dispatched, before putting the Lady to rest.
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