For it was fitting that he, for whom and by whom all things exist, in bringing many sons to glory, should make the founder of their salvation perfect through suffering.
10. For it became him, etc. His object is, to make Christ’s humiliation to appear glorious to the godly; for when he is said to have been clothed with our flesh, he seems to be classed with the common order of men; and the cross brought him lower than all men.
Having mentioned the death of Christ, the apostle here proceeds to prevent and remove the scandal of the cross; and this he does by showing both how it became God that Christ should suffer and how much man should be benefited by those sufferings. I.
Commenting on Hebrews 2:10-13
For both he that sanctifieth,.... Not himself, though this is said of him, Joh 17:19 nor his Father, though this also is true of him, Isa 8:13 but his people, the sons brought to glory, whose salvation he is the Captain of; they are sanctified in him, he being made sanctification to them; and they have their sanctification from him, all their grace and holiness...