He connected trigrams to the TOL, there is a diagram printed in the Book of Thoth (it's at the end of book in the translated edition I have).
Here it is, I found it on the net
- tol & i-ching.jpg (39.17 KiB) Viewed 1662 times
"Write, & find ecstasy in writing! Work, & be our bed in working! Thrill with the joy of life & death! Ah! thy death shall be lovely: whoso seeth it shall be glad. Thy death shall be the seal of the promise of our age long love. Come! lift up thine heart & rejoice! We are one; we are none."