《太平广记·卷三百八十一·再生七》
不一会，有黑云从东边来，云中有大船，轰隆一声，落在地上。
须臾，有黑云从东来，云中有大船，轰然坠地，见羊头四枚。
After a short while, dark clouds came from the east; a large ship was in the clouds; there was a very loud noise as it landed on the ground.