NET
4 Even when you are old, I will take care of you, even when you have gray hair, I will carry you. I made you and I will support you; I will carry you and rescue you.
Darby
4 Even to old age, I [am] HE, and unto hoary hairs I will carry [you]: It is I that have made, and I will bear, and I will carry, and will deliver.
KJV
4 And [even] to [your] old age I [am] he; and [even] to hoar hairs will I carry [you]: I have made, and I will bear; even I will carry, and will deliver [you].