The four "cornerstone" constellations, which date back to the Prophet Enoch, correspond to the four faces of the cherubim and the four principal tribes of Israel. Their symbols of the lion, eagle/serpent, man and wild ox (unicorn) are emblazoned on family coats of arms and the banners of nations. But most importantly, each testifies of a different aspect of the life of Jesus Christ.
https://www.johnpratt.com/items/docs/lds/meridian/2001/4corners.html