1 Chronicles 19:7

Ammonites : the tribe/nation of people descended from Ben-Ammi, Lot's son,Territory of the tribe/nation of Ammon
(31° 57´, 35° 55´)

Maacah : members of the clan of Maacah
(33° 12´, 36° 30´); (33° 12´, 36° 30´)

Medeba : a town and a plain
(31° 43´, 35° 47´)

1 Chronicles 19:17

David : a son of Jesse of Judah; king of Israel,son of Jesse of Judah; king of Israel

Israel : a citizen of Israel.,a member of the nation of Israel

Jordan : the river that flows from Lake Galilee to the Dead Sea,a river that begins at Mt. Hermon, flows south through Lake Galilee and on to its end at the Dead Sea 175 km away (by air)
(32° 18´, 35° 33´)

Syrian : members of the nation of Syria
(34° 50´, 39° 7´); (33° 12´, 36° 30´); (35° 5´, 42° 0´); (30° 44´, 35° 36´); (32° 32´, 44° 25´); (33° 31´, 36° 18´)

1 Chronicles 21:3

Israel : a citizen of Israel.,a member of the nation of Israel

Joab : son of Zeruiah, David's sister; commander of King David's army,son of Seraiah son of Kenaz of Judah; grand nephew of Caleb of Moses' time,a man whose descendants returned from exile in Babylon,ancestor of a family group who returned from exile headed by Obadiah the son of Jehiel

1 Chronicles 22:18

There is no Names related to this verses.