When two tigers fight

"When two tigers fight" is a Chinese proverb or chengyu (four-character idiom). It refers to the inevitability that when rivals clash (a recurring theme in traditional Chinese historiography), even though they are great figures, one of them must fall.^{[1][2][self-published source?][3][4]}

When two tigers fight
Traditional Chinese	兩虎相爭
Simplified Chinese	两虎相争
Transcriptions Standard Mandarin Hanyu Pinyin Liǎng hǔ xiāng zhēng Yue: Cantonese Yale Romanization Léuhng fú sēung jāng Jyutping Loeng5 fu2 soeng1 zang1