For ever, O Lord,
thy word is settled in heaven.

I have seen an end of all perfection:
but thy commandment is exceeding broad.

Psalm 119:89-96

So broad that I cannot see to where its perfection ends.

Nor shall I ever.

For it is eternally perfect.

PS: “I am thine, save me; for I have sought thy precepts” (94).

Surely you could add something...