Contradiction with Numbers 20:12
This verse describes how Moses was forbidden from entering the Promised Land despite the promise to give it to the descendants of Abraham, Isaac, and Jacob, illustrating a condition to the unconditional grant mentioned in 1 Chronicles 16:18.
Numbers 20:12: And the LORD spake unto Moses and Aaron, Because ye believed me not, to sanctify me in the eyes of the children of Israel, therefore ye shall not bring this congregation into the land which I have given them.
Contradiction with Deuteronomy 28:63-64
These verses describe the scattering of the Israelites among all people, contradicting the idea of a perpetual and untroubled possession of the Promised Land as suggested in 1 Chronicles 16:18.
Deuteronomy 28:63-64: And it shall come to pass, [that] as the LORD rejoiced over you to do you good, and to multiply you; so the LORD will rejoice over you to destroy you, and to bring you to nought; and ye shall be plucked from off the land whither thou goest to possess it.
Contradiction with Judges 2:20-21
These verses state that God would no longer drive out the nations that remained in the Promised Land due to Israel's disobedience, which contradicts the unconditional nature of the promise in 1 Chronicles 16:18.
Judges 2:20-21: And the anger of the LORD was hot against Israel; and he said, Because that this people hath transgressed my covenant which I commanded their fathers, and have not hearkened unto my voice;
Contradiction with Jeremiah 11:10-11
This passage indicates that due to Israel's broken covenant, they will face calamity, contrasting the eternal security of the land grant in 1 Chronicles 16:18.
Jeremiah 11:10-11: They are turned back to the iniquities of their forefathers, which refused to hear my words; and they went after other gods to serve them: the house of Israel and the house of Judah have broken my covenant which I made with their fathers.