David burned with anger against the man and said to Nathan, "As surely as the LORD lives, the man who did this must die!"
NIV
Then David's anger was greatly kindled against the man, and he said to Nathan, As the Lord lives, the man who has done this is a son [worthy] of death.
AMP
And David's anger was greatly kindled against the man; and he said to Nathan, As the LORD liveth, the man that hath done this thing shall surely die:
KJV
Mephibosheth, Saul's grandson, also went down to meet the king. He had not taken care of his feet or trimmed his mustache or washed his clothes from the day the king left until the day he returned safely.
NIV
Mephibosheth the son [grandson] of Saul came down to meet the king, and had not dressed his feet, trimmed his beard, or washed his clothes from the day the king left until he returned in peace and safety.
AMP
And Mephibosheth the son of Saul came down to meet the king, and had neither dressed his feet, nor trimmed his beard, nor washed his clothes, from the day the king departed until the day he came again in peace.
KJV