'Concerning' in the Bible

Concerning this we have much to say, and it is hard to explain, since you have become dull and sluggish in [your spiritual] hearing and disinclined to listen.

For when there is a change in the priesthood, there is of necessity a change of the law [concerning the priesthood] as well.

who has become a priest, not on the basis of a physical and legal requirement in the Law [concerning his ancestry as a descendant of Levi], but on the basis of the power of an indestructible and endless life.

By faith [with confidence in God and His word] Noah, being warned by God about events not yet seen, in reverence prepared an ark for the salvation of his family. By this [act of obedience] he condemned the world and became an heir of the righteousness which comes by faith.

By faith Joseph, when he was dying, referred to [the promise of God for] the exodus of the sons of Israel [from Egypt], and gave instructions concerning [the burial of] his bones [in the land of the promise].