Strong's #853: 'eth (pronounced ayth)
 apparent contracted from 226 in the demonstrative sense of entity; properly, self (but generally used to point out more definitely the object of a verb or preposition, even or namely):--(as such unrepresented in English).
Brown-Driver-Briggs Hebrew Lexicon:
 
  'êth 
 
 1) sign of the definite direct object, not translated in English but generally preceding and indicating the accusative
 
  Part of Speech: untranslated particle
Relation: apparent contracted from H226 in the demonstrative sense of entity
Usage:
This word is used 7302 times:
2 Samuel 16:8: "thou hast reigned; and the LORD hath delivered   the kingdom into the hand of Absalom thy son:"
2 Samuel 16:9: "dead dog curse   my lord the king? let me go over, I pray thee,"
2 Samuel 16:9: "let me go over, I pray thee, and take off   his head."
2 Samuel 16:10: "the LORD hath said unto him, Curse   David. Who shall then say, Wherefore"
2 Samuel 16:11: "came forth of my bowels, seeketh   my life: how much more"
2 Samuel 16:17: "Is this thy kindness  to  thy friend? why wentest thou not"
2 Samuel 17:2: "and weak handed, and will make him afraid:  and will make him afraid: and all the people that"
2 Samuel 17:2: "that are with him shall flee; and I will smite   the king only:"
2 Samuel 17:6: "after this manner: shall we do  after  his saying? if not; speak"
2 Samuel 17:8: "Hushai, thou   thy father and his men, that they"
2 Samuel 17:14: "of Ahithophel. For the LORD had appointed to defeat   the good counsel of Ahithophel,"
2 Samuel 17:15: "and thus did Ahithophel counsel   Absalom and the elders of Israel; and thus"
2 Samuel 17:19: "And the woman took and spread   a covering over the well's mouth,"
2 Samuel 17:21: "unto David, Arise, and pass quickly over   the water: for"
2 Samuel 17:22: "that were with him, and they passed over   Jordan: by the morning light"
2 Samuel 17:22: "of them that was not gone over   Jordan."
2 Samuel 17:23: "was not followed, he saddled  his  ass, and arose, and got him home to"
2 Samuel 17:24: "to Mahanaim. passed over   Jordan, he and all the men"
2 Samuel 18:1: "And David numbered   that were with him, and set captains"
2 Samuel 18:2: "And David sent forth a third part  of  the people under the hand of Joab, and a third part"
2 Samuel 18:5: "And the king commanded   and Abishai and Ittai, saying, Deal gently"
2 Samuel 18:5: "the people heard when the king  gave  all the captains charge concerning"
2 Samuel 18:10: "and said, Behold, I saw   Absalom hanged in an oak."
2 Samuel 18:15: "armor compassed about and smote   Absalom, and slew"
2 Samuel 18:16: "Israel: for Joab held back   the people."
2 Samuel 18:17: "And they took   Absalom, him into a great pit in the wood,"
2 Samuel 18:18: "in his lifetime had taken  for himself  a pillar, which is in the king's dale:"
2 Samuel 18:19: "Let me now run, and bear   the king tidings, how that the LORD hath avenged"
2 Samuel 18:23: "ran by the way of the plain, and overran   Cushi."
2 Samuel 18:24: "unto the wall, and lifted up   his eyes, and looked, and behold a man"
2 Samuel 18:27: "said, Me   the running of the foremost is like the running of Ahimaaz"
2 Samuel 18:28: "thy God, which hath delivered up   the men that lifted up"
2 Samuel 18:28: "the men that lifted up   their hand against my lord the king."
2 Samuel 18:29: "answered, When Joab sent   the king's servant, and me thy servant, I saw"
2 Samuel 19:4: "But the king covered   and the king cried with a loud voice,"
2 Samuel 19:5: "and said, Thou hast shamed this day   the faces of all thy servants, which this day"
2 Samuel 19:5: "thy servants, which this day have saved   thy life, and the lives of thy sons and of thy daughters,"
2 Samuel 19:6: "In that thou lovest   thine enemies, thy friends. For thou hast declared"
2 Samuel 19:6: "thine enemies,   thy friends. For thou hast declared this day,"
2 Samuel 19:10: "speak ye not a word of bringing   the king"
2 Samuel 19:11: "are ye the last to bring   the king back to his house? seeing the speech"
2 Samuel 19:12: "then are ye the last to bring back   the king?"
2 Samuel 19:14: "And he bowed   the heart the men of Judah, even as the heart of one man;"
2 Samuel 19:15: "to go to meet the king, to conduct the king over  to conduct the king over Jordan."
2 Samuel 19:15: "to meet the king, to conduct the king over   Jordan."
2 Samuel 19:18: "And there went over a ferry boat to carry over   the king's household, and to do what he thought"
2 Samuel 19:19: "iniquity unto me, neither do thou remember   that which thy servant did perversely the day"
2 Samuel 19:21: "this, because he cursed   the LORD's anointed?"
2 Samuel 19:28: "before my lord the king: yet didst thou set   thy servant among them that did eat at thine own table."
2 Samuel 19:29: "Thou and Ziba divide   the land."