《左传·桓公·桓公十二年》
十二年，夏季，鲁桓公和杞侯、莒子在曲池会盟，这是让杞国和莒国讲和。
十二年夏，盟于曲池，平杞、莒也。
In the twelfth year, in the summer, the Lu Huan Gong and Qi Hou, the man from Ju, convened an alliance at Quchi, which was aimed to make Qi and Ju reconcile.