heap coals of fire on one's head

heap coals of fire on one's head  {v. phr.},  {literary}
To be kind or helpful to someone who has done wrong to you, so that he is ashamed.
Alice heaped coals of fire on Mary's head by inviting her to a party after Mary had gossiped about her.
Jean Valjean stole the Bishop's silver, but the Bishop heaped coals of fire on his head by giving the silver to him.
Categories: literary verb

An client error occurred: Error calling GET https://www.googleapis.com/youtube/v3/search?part=id%2Csnippet&q=%22heap+coals+of+fire+on+one%27s+head%22&maxResults=4&videoEmbeddable=true&videoSyndicated=true&safeSearch=strict&type=video&key=AIzaSyCfLRuAZZNAQm6a5uDzgY-Tt668bxsppCs: (403) The request cannot be completed because you have exceeded your <a href="/youtube/v3/getting-started#quota">quota</a>.