Goryeosa: King Seongjong visits Seogyeong and advances as far as Anbuk-bu, but on news that the Khitan Xiao Sunning had broken Bongsan district, he…
King Seongjong visits Seogyeong and advances as far as Anbuk-bu, but on news that the Khitan Xiao Sunning had broken Bongsan district, he cannot go further and turns back.
閏月丁亥，幸西京，進次安北府，聞契丹蕭遜寧攻破蓬山郡，不得進乃還。
Location: 世家 卷3 成宗 十二年
October 993: Bak Yang-yu, Seo Hui and Choe Ryang are sent to the northern frontier as upper, middle and lower army commanders; as Seongjong reaches Anbuk via Seogyeong, he hears that the Khitan Xiao Sunning attacked Bongsan and captured vanguard Yun Seo-an and others
幸西京，進次安北府，聞契丹蕭遜寧將兵攻蓬山郡，獲我先鋒軍使給事中尹庶顏等。
Location: 권2 成宗文懿大王 十二年
Place: 안주
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