Jeremiah 3:18

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

Judah : the son of Jacob and Leah; founder of the tribe of Judah,a tribe, the land/country,a son of Joseph; the father of Simeon; an ancestor of Jesus,son of Jacob/Israel and Leah; founder of the tribe of Judah,the tribe of Judah,citizens of the southern kingdom of Judah,citizens of the Persian Province of Judah; the Jews who had returned from Babylonian exile,"house of Judah", a phrase which highlights the political leadership of the tribe of Judah,"king of Judah", a phrase which relates to the southern kingdom of Judah,"kings of Judah", a phrase relating to the southern kingdom of Judah,"princes of Judah", a phrase relating to the kingdom of Judah,the territory allocated to the tribe of Judah, and also the extended territory of the southern kingdom of Judah,the Province of Judah under Persian rule,"hill country of Judah", the relatively cool and green central highlands of the territory of Judah,"the cities of Judah",the language of the Jews; Hebrew,head of a family of Levites who returned from Exile,a Levite who put away his heathen wife,a man who was second in command of Jerusalem; son of Hassenuah of Benjamin,a Levite in charge of the songs of thanksgiving in Nehemiah's time,a leader who helped dedicate Nehemiah's wall,a Levite musician who helped Zechariah of Asaph dedicate Nehemiah's wall
(31° 46´, 35° 14´); (31° 46´, 35° 14´)

Jeremiah 36:20

Elishama : son of Ammihud of Ephraim; Moses' deputy over Ephraim,Elishama I; son of David,son of David; Elishama II,son of Jekamiah of Judah,grandfather of Ishmael who killed Gedaliah; the father of Nethaniah,a man who was the secretary of King Jehoiakim,a priest whom King Jehoshaphat sent to teach the law in Judah

Jeremiah 41:5

Samaria : residents of the district of Samaria
(32° 16´, 35° 11´)

Shechem : member of the Shechem Clan and/or resident of Shechem

Shiloh : a town having the Tent of Meeting in the time of Judges (IBD)
(32° 3´, 35° 17´)