《晋书·志·第十九章》
吴孙权赤乌八年夏，雷击皇宫门柱，又击中南津大桥的穿孔木柱。
吴孙权赤乌八年夏，震宫门柱，又击南津大桥桓楹。
In the summer of the eighth year of Sun Quan of Wu, lightning struck the pillars of the imperial palace gate, and also hit the hollow wooden pillars of Nanjin Bridge.