《淮南子·天文训》
丙子受命的夏季，应当推举贤良之士，奖赏有功之臣，封立王侯，颁发财物。
丙子受制，则举贤良，赏有功，立封侯，出货财。
In the summer led by Bingzi, the virtuous and the worthy should be promoted, those with merit should be rewarded, vassals and marquises should be enfeoffed, and wealth should be bestowed.