寿比南山 (shòu bǐ nán shān) — Years Set Beside the Southern Mountain · The Long-Life Half of the Birthday Wish

The mountain comes from the Book of Songs. In 《天保》, a poem the Taiwan Ministry of Education's idiom dictionary reads as a minister's blessing for his lord, the last stanza ends on four likenesses: like the moon, like the rising sun, 如南山之寿，不骞不崩 — like the long life of the Southern Mountain, neither wearing away nor falling — and like the pines and cypresses in leaf. The Qing scholar Zhai Hao, tracing everyday sayings to their sources in 《通俗编》, put it in one line: this is where 寿比南山 starts. The dictionary adds that some readers take the Southern Mountain to be Zhongnan, also called the Qinling.

In the oldest record of the four characters that this page cites, they are already a worn formula. The History of the Southern Dynasties, finished in 659, has the prince Xiao Ni tell his brother the emperor, around 490, that people have said 寿比南山 since old times and that it comes close to flattery. The earlier Book of Qi, compiled under the Liang, gives the same remark as 寿偕南山, years alongside the Southern Mountain. 比 is the word that stayed: it sets the years beside the mountain and lets the reader do the comparing.

What the comparison measures is standing still. The poem asks nothing of the mountain's height or size, only that it not wear down and not fall. In 1177 Zhou Bida, drafting for Emperor Xiaozong the closing memorial of a birthday service for the retired emperor Gaozong, gave the mountain its terms in a single clause: 寿比南山之固，仰之弥高, firm as the Southern Mountain, and higher the more you look up. Later writers swap the mountain for a pine or add an ageless immortal to it, 寿比南山不老松, 寿比南山不老仙; the Southern Mountain stays underneath as the default.

A guest at a birthday in the Qing joke book 《笑得好》 wishes the old man years like the pine and cypress, and the old man frowns: pines wither in the end. A second guest wishes him 寿比南山, and he frowns again: mountains crumble in the end too. Asked what would please him, he nods and says, however many thousands of years, just so long as I do not die. The joke works because everyone knows the promise the Book of Songs made for the mountain, that it would neither wear away nor fall. The phrase was ordinary enough to be grammar: a Qing primer of Manchu printed in 1894 teaches the word adali, "like", with jalafun julergi alin -i adali, 寿比南山, and teaches gese with 福如东海.

It is said upward. The Book of Songs line is a minister's wish for his lord, and Xiao Ni was speaking to an emperor who was also his elder brother. Around 1000 the Song official Tian Xi addressed it to the throne when the court reported a sighting of the Old Man Star, the longevity star of the southern sky: his memorial answers the star with 陛下富有万国，寿比南山. The officials of a Ming novel sing it to the birthday man at the head of the hall, and the Ministry of Education's Hakka dictionary gives it to a family speaking to their grandfather. It counts years where 福如东海 counts good fortune, so a family that wants both said hangs the two halves together. Xiao Ni's point still holds for a gift: the mountain is the figure of speech everyone understands, and the wish under it is plain — many more years, standing.