This sound is from Hilda Soundboard

Hild, a Nordic-German Bellona, was a Valkyrie who conveyed fallen warriors to Valhalla. The name became rare in England during the later Middle Ages, but was revived in the 19th century.
See also: Hilda (TV series), Household, Income and Labour Dynamics in Australia Survey, Hilda and the Mountain King, Bella Ramsey, Hilda of Whitby, and Aunt Hilda!.