קבלה אויף תהילים 106:2

R. Hiya once discoursed on the text: Who can express the mighty acts of the Lord, or make all his praise to be heard? (Ps. 106, 2). ‘When God’, he said, ‘resolved to create the world, He used the Torah as the plan both of the whole and the parts. Hence Scripture says: “Then I was by him as a nursling, and I was daily all delight” (Prov. 8, 30), where the word ‘amon (nursling) may also be read ‘oman (architect, designer).

The Torah contains all the deepest and most recondite mysteries; all sublime doctrines, both disclosed and undisclosed; all essences both of the higher and the lower grades, of this world and of the world to come are to be found there, but there is no one to fathom its teachings. Hence it is written: “Who can express the mighty acts of the Lord, or make the whole of his praise to be heard?” (Ps. 106, 2).

Said the Soul - This is simple before any who are wise of heart, and it already says (Psalms 106:2), "Who will tell the great actions of haShem...":