Even to your old age, I will be the same, and I will bear you up when you turn gray. I have made you, and I will carry you; I will sustain you and deliver you.
4 And even to old age. Here I explain the copulative ו (vau) to mean therefore; and the reasoning ought to be carefully observed, for he argues thus, “I have begotten and brought you forth;” and again, “Even when you were little children, I carried you in my arms, and therefore I will be the guardian of your life till the end.” Thus also David...
We are here told, I. That the false gods will certainly fail their worshippers when they have most need of them, Isa 46:1, Isa 46:2. Bel and Nebo were two celebrated idols of Babylon. Some make Bel to be a contraction of Baal; others rather think not, but that it was Belus, one of their first kings, who after his death was deified.
Commenting on Isaiah 46:1-4
And even to your old age I am he,.... The same he ever was, the eternal and unchangeable Jehovah; the same in his love and affections; in his sympathy and care; in his power and protection; in his promises, truth, and faithfulness to his people, in their last days, as at the first moment of their conversion; and therefore they are safe; see Psa 102:27...