Absalom.

2 Samuel 13:1, 20-28, 38
After some time, David's son Amnon fell in love with Tamar, the beautiful sister of David's son Absalom. . . .

2 Samuel 18:14, 18, 33
But Joab declared, "I am not going to wait like this with you!" And he took three spears in his hand and thrust them through the heart of Absalom while he was still alive in the oak tree. . . .

2 Samuel 19:4-10
But the king covered his face and cried out at the top of his voice, "O my son Absalom! O Absalom, my son, my son!" . . .

Geshur.

1 Chronicles 2:23
But Geshur and Aram captured Havvoth-Jair, along with Kenath and its sixty surrounding villages. All these were descendants of Machir the father of Gilead.

Joshua 13:13
but the Israelites did not drive out the Geshurites or the Maacathites. So Geshur and Maacath dwell among the Israelites to this day.

2 Samuel 14:23, 32
So Joab got up, went to Geshur, and brought Absalom to Jerusalem. . . .

2 Samuel 15:8
For your servant made a vow while dwelling in Geshur of Aram, saying: 'If indeed the LORD brings me back to Jerusalem, I will worship the LORD in Hebron.'"

Adonijah.

2 Samuel 3:4
his fourth was Adonijah, the son of Haggith; his fifth was Shephatiah, the son of Abital;

1 Kings 1:5
At that time Adonijah, David's son by Haggith, began to exalt himself, saying, "I will be king!" And he acquired chariots and horsemen and fifty men to run ahead of him.

1 Kings 2:24, 25
And now, as surely as the LORD lives--the One who established me, who set me on the throne of my father David, and who founded for me a dynasty as He promised--surely Adonijah shall be put to death today!" . . .