have a hearty meal and sharpen one 's weapon -- get ready for fight

have a hearty meal and sharpen one 's weapon -- get ready for fight

Sheng Shi Li Bing, a Chinese idiom, Pinyin is sh è ngsh í L ì B ī ng, which means having enough to eat, sharpening weapons and preparing for battle. It's from the book of Shang Jun · Bing Shou.

The origin of Idioms

According to the book of Shang Jun, the soldiers guard: "the army of strong men should encourage the soldiers to eat hard, and Chen should treat the enemy."