《金史·列传·卷十》
城里没有水井，每天要取河水饮用，娄室就在城东面决开水渠，使河水流泄掉，于是城里窘困。
城中无井，日取河水以为饮，乃决渠于东，泄其水，城中遂困。
The city had no wells, and the people had to draw their water from the river every day. Lou Shi dug a canal to the east of the city and diverted the river water, causing distress in the city.