According to Jeremiah, God showed him two baskets of figs in front of the temple after the king of Babylon took many people from Jerusalem. These baskets were a way for God to teach a lesson about the people who were taken away and those who stayed.
Jeremiah 24:1: The LORD shewed me, and, behold, two baskets of figs [were] set before the temple of the LORD, after that Nebuchadrezzar king of Babylon had carried away captive Jeconiah the son of Jehoiakim king of Judah, and the princes of Judah, with the carpenters and smiths, from Jerusalem, and had brought them to Babylon.
Unlike the good figs described in Jeremiah 24:1 symbolizing the exiles for good, this verse depicts the bad figs, symbolizing negative aspects and contrasting once favorable treatment.
Jeremiah 24:8: And as the evil figs, which cannot be eaten, they are so evil; surely thus saith the LORD, So will I give Zedekiah the king of Judah, and his princes, and the residue of Jerusalem, that remain in this land, and them that dwell in the land of Egypt: