KJV: Then said Abishai to David, God hath delivered thine enemy into thine hand this day: now therefore let me smite him, I pray thee, with the spear even to the earth at once, and I will not smite him the second time.
NASB: Then Abishai said to David, "Today God has delivered your enemy into your hand; now therefore, please let me strike him with the spear to the ground with one stroke, and I will not strike him the second time."
KJV: But Amasa took no heed to the sword that was in Joab's hand: so he smote him therewith in the fifth rib, and shed out his bowels to the ground, and struck him not again; and he died. So Joab and Abishai his brother pursued after Sheba the son of Bichri.
NASB: But Amasa was not on guard against the sword which was in Joab's hand so he struck him in the belly with it and poured out his inward parts on the ground, and did not strike him again, and he died. Then Joab and Abishai his brother pursued Sheba the son of Bichri.
KJV: And he said, Do it the second time. And they did it the second time. And he said, Do it the third time. And they did it the third time.
NASB: And he said, "Fill four pitchers with water and pour it on the burnt offering and on the wood." And he said, "Do it a second time," and they did it a second time. And he said, "Do it a third time," and they did it a third time.
KJV: Then I testified against them, and said unto them, Why lodge ye about the wall? if ye doso again, I will lay hands on you. From that time forth came they no more on the sabbath.
NASB: Then I warned them and said to them, "Why do you spend the night in front of the wall? If you do so again, I will use force against you." From that time on they did not come on the sabbath.