'Alone' in the Bible

And Jonadab son of Shimeah, David's brother, answereth and saith, 'Let not my lord say, The whole of the young men, the sons of the king, they have put to death; for Amnon alone is dead, for by the command of Absalom it hath been appointed from the day of his humbling Tamar his sister;

and now, let not my lord the king lay unto his heart the word, saying, All the sons of the king have died, for Amnon alone is dead.'

And David saith unto Abishai, and unto all his servants, 'Lo, my son who came out of my bowels is seeking my life, and also surely now the Benjamite; leave him alone, and let him revile, for Jehovah hath said so to him;