For the one who has once entered His rest has also rested from [the weariness and pain of] his [human] labors, just as God rested from [those labors uniquely] His own.

where Jesus has entered [in advance] as a forerunner for us, having become a High Priest forever according to the order of Melchizedek.

For Christ did not enter into a holy place made with hands, a mere copy of the true one, but [He entered] into heaven itself, now to appear in the very presence of God on our behalf;

Therefore, when Christ enters into the world, He says,

“Sacrifice and offering You have not desired,
But [instead] You have prepared a body for Me [to offer];