Blessed are those who act justly, who always do what is right.
NIV
Blessed (happy, fortunate, to be envied) are those who observe justice [treating others fairly] and who do right and are in right standing with God at all times.
AMP
Blessed are they that keep judgment, and he that doeth righteousness at all times.
KJV
He rules forever by his power, his eyes watch the nations – let not the rebellious rise up against him.
NIV
He rules by His might forever, His eyes observe and keep watch over the nations; let not the rebellious exalt themselves. Selah [pause, and calmly think of that]!
AMP
He ruleth by his power for ever; his eyes behold the nations: let not the rebellious exalt themselves. Selah.
KJV