《明史·志·卷二十九》
百官在金水桥南，向北站立，舆到了都跪下，舆过了纔起身。
百官于金水桥南，北向立，舆至皆跪，过兴。
All the officials would stand on the Jin Shui Bridge facing north. The carriage would arrive, and they all would kneel. Once the carriage passed, they would stand back up.