Look to the LORD and his strength; seek his face always.
NIV
Seek, inquire of and for the Lord, and crave Him and His strength (His might and inflexibility to temptation); seek and require His face and His presence [continually] evermore.
AMP
Seek the LORD, and his strength: seek his face evermore.
KJV
Summon your power, God; show us your strength, our God, as you have done before.
NIV
Your God has commanded your strength [your might in His service and impenetrable hardness to temptation]; O God, display Your might and strengthen what You have wrought for us!
AMP
Thy God hath commanded thy strength: strengthen, O God, that which thou hast wrought for us.
KJV
Turn to me and have mercy on me; show your strength in behalf of your servant and save the son of a woman who served you before me.
NIV
O turn to me and have mercy and be gracious to me; grant strength (might and inflexibility to temptation) to Your servant and save the son of Your handmaiden.
AMP
O turn unto me, and have mercy upon me; give thy strength unto thy servant, and save the son of thine handmaid.
KJV