Psalms 78:10

78:10 They kept not the covenant of God, and refused to walk in his law;

Psalms 103:18

103:18 To such as keep his covenant, and to those that remember his commandments to do them.

Psalms 105:45

105:45 That they might observe his statutes, and keep his laws. Praise ye the LORD.

Psalms 119:9

119:9 BETH. Wherewithal shall a young man cleanse his way? by taking heed [thereto] according to thy word.

Psalms 119:146

119:146 I cried unto thee; save me, and I shall keep thy testimonies.