Matthew Poole and continuators on Proverbs 8:23

23. I was set up from everlasting, from the beginning , or ever the earth was.

Heb. anointed, ordained or constituted to be the Person by whom the Father resolved to do all his works, first to create, and then to uphold and govern and judge, and afterwards to redeem and save the world; all which works are particularly ascribed to the Son of God, as is manifest from, Ioh. 1. 1. &c. Col. 1. 16, 17. Heb. 1. 3. and many other places, as we may see hereafter in their several places.

Before which there was nothing but a vast Eternity.

Which he mentions because this together with the Heaven, was the first of God's visible works.