Teach me] He confesseth, that both the knowledge of, and obedience to Gods will in us, cometh from the Spirit of God, who teacheth us by his word, giveth understanding by his Spirit, and frameth our hearts by his grace to obey him. to do thy will] That is, justly, and aright: for, so soon as we decline from Gods will, we fall into errour. thy spirit is good, lead] Or, let thy good spirit lead. into the land of uprightnesse] Or, in (or on) an even ground, as Isai. 26. 7, 10.