《礼记·乐记》
下车以后又封夏禹的后代于祀，把商汤的后代安置于宋，整修了王子比干的墓，把箕子从牢中释放出来，让他去寻访商代的礼乐之官并且官复原位。
下车而封夏后氏之后于杞，投殷之后于宋。封王子比干之墓，释箕子之囚，使之行商容而复其位。
After getting out of the carriage he enfeoffed the descendant of the Great Yu in Si, settled the descendant of the Shang Tang in Song, repaired the tomb of Prince Bigan, and released Jizi from prison, allowing him to seek out officials of the Shang dynasty's ritual and music and reinstate them to their previous positions.