《汉书·志·郊祀志下》
又说 回头西望，造就是我的地方，是说上天以文王的都城为居住点。
又曰 乃眷西顾，此维予宅， 言天以文王之都为居也。
It also says: looking back to the west, it is the place where I was created. It means that God takes King Wen's capital as its dwelling place.