bǎi​nián​xié​lǎo

to have a long happy marriage

Senses

百年偕老 bǎi​nián​xié​lǎo to have a long happy marriage

To live together as a couple until old age; used as a standard greeting to congratulate a newly married couple.

References

variant 百年偕老/百年偕老 百年到老/百年到老
variant 百年偕老/百年偕老 百年谐老/百年諧老