《资治通鉴·宋纪·宋纪一》
先王临死时，一再叮咛你，对于军事行动千万要慎重，要保境安民，等待良机。
先王临终，殷勤戒汝：深慎用兵，保境宁民，以俟天时。
When the former king was on his deathbed, he repeatedly urged you to act cautiously in military operations, to protect the country and its people, and to wait for a good opportunity.