3759. After that the birth of Jacob's four sons by Leah describes in the highest sense an ascent from external truth towards internal good; but in the representative sense it describes the condition of the Church, which is such that it does not acknowledge and welcome internal truths present in the Word, only the external truths there. That being so, the order according to which it ascends towards interior things is as follows: First of all it possesses truth which is called the truth of faith; then comes the application of that truth; after that charity arising out of it; and finally heavenly love. These four steps up are meant by the four sons Jacob had by Leah, namely Reuben, Simeon, Levi, and Judah.