一唱三嘆

see 一倡三歎|一倡三叹[yi1 chang4 san1 tan4]

one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

to sing / to call loudly / to chant

three / 3

to sigh / to exclaim