764. Genesis 7:13. On that very day Noah entered the ark, as did Shem and Ham and Japheth, Noah's sons, and Noah's wife and his sons' three wives with them.

They entered the ark here as before means that they were saved. Noah symbolizes qualities of the church. Shem, Ham, and Japheth symbolize qualities of the churches that developed out of that church. Noah's sons symbolize doctrinal teachings. Noah's wife symbolizes the actual church. His sons' three wives symbolize the actual churches that developed out of that church.