en_tn_condensed/psa/119/047.md

I delight in your commandments

Possible meanings are 1) "I find delight in studying your commandments" or 2) "I am delighted that I have the opportunity to study your commandments."

lift up my hands to

This is an idiom which means to honor, cherish or respect God's commandments. (See: rc://en/ta/man/translate/figs-idiom)