石に漱ぎ流れに枕す
いしにくちすすぎながれにまくらす
ishinikuchisusuginagarenimakurasu
JMdict entry #2141270
- expressions (phrases, clauses, etc.)su verb - precursor to the modern suru idiomatic expression to refuse stubbornly to admit one is wrong; to rinse one's mouth with a rock and rest one's head in a river