《资治通鉴·宋纪·宋纪十二》
少府刘的妾怀孕即将临产，废帝就把她接到后宫，打算等到她生下个男孩后，立为太子。
少府刘曚妾孕临月，帝迎入后宫，俟其生男，欲立为太子。
Liu, the concubine of Shaofu, was pregnant and about to give birth, so the deposed emperor took her into the harem, intending to establish her as a prince after she gave birth to a boy.