KJV: Observe the month of Abib, and keep the passover unto the LORD thy God: for in the month of Abib the LORD thy God brought thee forth out of Egypt by night.
NASB: "Observe the month of Abib and celebrate the Passover to the LORD your God, for in the month of Abib the LORD your God brought you out of Egypt by night.
KJV: And thou shalt do according to the sentence, which they of that place which the LORD shall choose shall shew thee; and thou shalt observe to do according to all that they inform thee:
NASB: "You shall do according to the terms of the verdict which they declare to you from that place which the LORD chooses; and you shall be careful to observe according to all that they teach you.
KJV: If thou shalt keep all these commandments to do them, which I command thee this day, to love the LORD thy God, and to walk ever in his ways; then shalt thou add three cities more for thee, beside these three:
NASB: if you carefully observe all this commandment which I command you today, to love the LORD your God, and to walk in His ways always-- then you shall add three more cities for yourself, besides these three.
KJV: That which is gone out of thy lips thou shalt keep and perform; even a freewill offering, according as thou hast vowed unto the LORD thy God, which thou hast promised with thy mouth.
NASB: "You shall be careful to perform what goes out from your lips, just as you have voluntarily vowed to the LORD your God, what you have promised.
KJV: Take heed in the plague of leprosy, that thou observe diligently, and do according to all that the priests the Levites shall teach you: as I commanded them, so ye shall observe to do.
NASB: "Be careful against an infection of leprosy, that you diligently observe and do according to all that the Levitical priests teach you; as I have commanded them, so you shall be careful to do.
KJV: This day the LORD thy God hath commanded thee to do these statutes and judgments: thou shalt therefore keep and do them with all thine heart, and with all thy soul.
NASB: "This day the LORD your God commands you to do these statutes and ordinances. You shall therefore be careful to do them with all your heart and with all your soul.