'Posterity' in the Bible

Therefore, lo, I am bringing in evil unto the house of Jeroboam, and have cut off to Jeroboam those sitting on the wall -- shut up and left -- in Israel, and have put away the posterity of the house of Jeroboam, as one putteth away the dung till its consumption;

lo, I am putting away the posterity of Baasha, even the posterity of his house, and have given up thy house as the house of Jeroboam son of Nebat;

lo, I am bringing in unto thee evil, and have taken away thy posterity, and cut off to Ahab those sitting on the wall, and restrained, and left, in Israel,