KJV: And David sware moreover, and said, Thy father certainly knoweth that I have found grace in thine eyes; and he saith, Let not Jonathan know this, lest he be grieved: but truly as the LORD liveth, and as thy soul liveth, there is but a step between me and death.
NASB: Yet David vowed again, saying, "Your father knows well that I have found favor in your sight, and he has said, 'Do not let Jonathan know this, or he will be grieved.' But truly as the LORD lives and as your soul lives, there is hardly a step between me and death."
KJV: And David said unto Jonathan, Behold, to morrow is the new moon, and I should not fail to sit with the king at meat: but let me go, that I may hide myself in the field unto the third day at even.
NASB: So David said to Jonathan, "Behold, tomorrow is the new moon, and I ought to sit down to eat with the king. But let me go, that I may hide myself in the field until the third evening.
KJV: If thy father at all miss me, then say, David earnestly asked leave of me that he might run to Bethlehem his city: for there is a yearly sacrifice there for all the family.
NASB: "If your father misses me at all, then say, 'David earnestly asked leave of me to run to Bethlehem his city, because it is the yearly sacrifice there for the whole family.'
KJV: And Jonathan said, Far be it from thee: for if I knew certainly that evil were determined by my father to come upon thee, then would not I tell it thee?
NASB: Jonathan said, "Far be it from you! For if I should indeed learn that evil has been decided by my father to come upon you, then would I not tell you about it?"