Paladin of Souls (World of the Five Gods, #2)

by Lois McMaster Bujold

a sacred well, very old. A minor holy place,

A holy well! https://www.heritagecouncil.ie/content/files/Holy-Wells-of-Ireland.pdf https://www.bbc.com/news/uk-northern-ireland-56216763 See “the sacred spring” and note, p. 46.