Aleph. Blessed are those whose ways are blameless, who walk according to the law of the LORD.
NIV
BLESSED (HAPPY, fortunate, to be envied) are the undefiled (the upright, truly sincere, and blameless) in the way [of the revealed will of God], who walk (order their conduct and conversation) in the law of the Lord (the whole of God's revealed will).
AMP
Blessed are the undefiled in the way, who walk in the law of the LORD.
KJV
All your words are true; all your righteous laws are eternal.
NIV
The sum of Your word is truth [the total of the full meaning of all Your individual precepts]; and every one of Your righteous decrees endures forever.
AMP
Thy word is true from the beginning: and every one of thy righteous judgments endureth for ever.
KJV