Deuteronomy 5:12

5:12 Be careful to observe the Sabbath day just as the Lord your God has commanded you.

Deuteronomy 5:32

5:32 Be careful, therefore, to do exactly what the Lord your God has commanded you; do not turn right or left!

6:12 be careful not to forget the Lord who brought you out of Egypt, that place of slavery.

7:11 So keep the commandments, statutes, and ordinances that I today am commanding you to do.

8:6 So you must keep his commandments, live according to his standards, and revere him.

10:13 and to keep the Lord’s commandments and statutes that I am giving you today for your own good?

Reiteration of the Call to Obedience

11:1 You must love the Lord your God and do what he requires; keep his statutes, ordinances, and commandments at all times.

Exhortation to Instruction and Obedience

11:16 Make sure you do not turn away to serve and worship other gods!

11:32 Be certain to keep all the statutes and ordinances that I am presenting to you today.

12:13 Make sure you do not offer burnt offerings in any place you wish,

12:19 Be careful not to overlook the Levites as long as you live in the land.

16:12 Furthermore, remember that you were a slave in Egypt, and so be careful to observe these statutes.

Purity in Personal Hygiene

23:9 When you go out as an army against your enemies, guard yourselves against anything impure.

23:23 Whatever you vow, you must be careful to do what you have promised, such as what you have vowed to the Lord your God as a freewill offering.