For this reason [that is, because of God’s final revelation in His Son Jesus and because of Jesus’ superiority to the angels] we must pay much closer attention than ever to the things that we have heard, so that we do not [in any way] drift away from truth.

how will we escape [the penalty] if we ignore such a great salvation [the gospel, the new covenant]? For it was spoken at first by the Lord, and it was confirmed to us and proved authentic by those who personally heard [Him speak],

Therefore, since the promise remains for some to enter His rest, and those who formerly had the good news preached to them failed to [grasp it and did not] enter because of [their unbelief evidenced by] disobedience,

Therefore let us get past the elementary stage in the teachings about the Christ, advancing on to maturity and perfection and spiritual completeness, [doing this] without laying again a foundation of repentance from dead works and of faith toward God,

By faith even Sarah herself received the ability to conceive [a child], even [when she was long] past the normal age for it, because she considered Him who had given her the promise to be reliable and true [to His word].