History of Jin: Song sent Kang Wang Gou and others as hostages, presented an oath and maps, and addressed Jin as elder brother-nephew (bo zhi); three…
Song sent Kang Wang Gou and others as hostages, presented an oath and maps, and addressed Jin as elder brother-nephew (bo zhi); three garrisons were ceded and the annual tribute increased.
辛巳，宋上誓書、地圖，稱侄大宋皇帝、伯大金皇帝
Location: 金史 卷003 太宗 天會四年正月
The Jin demanded tens of millions in gold and silk, the cession of the three prefectures of Taiyuan, Zhongshan and Hejian, and hostages from among the chancellors and princes.
李棁與蕭三寶奴、耶律忠、王汭來索金帛數千萬，且求割太原、中山、河間三鎮，並宰相、親王為質，乃退師，丙子，避正殿，減常膳。
Location: 宋史卷023 靖康元年
A and B are two of the sources listed above.
| On what point | Source A | Source B | What differs (in Korean) |
|---|---|---|---|
| Who | History of Jin (Jinshi), Annals | History of Song (Songshi), Annals | a는 송이 강왕 구 등을 인질로 보냄 / b는 금이 재상·친왕 인질을 요구 |