三马同槽 (三馬同槽) sān mǎ tóng cáo

sān mǎ tóng cáo set phrase three horses at the same trough; conspirators under the same roof
Domain: Idiom 成语 , Subdomain: , Concept:
Notes: An idiom alluding to Sima Yi 司马懿 and his two sons (CC-CEDICT '三馬同槽')