Contradiction with 2 Samuel 7:14-15
These verses indicate that God will chasten Solomon with a rod of men if he commits iniquity but will not take away His mercy, contradicting the conditional promise of continual reign found in 1 Kings 8:25.
2 Samuel 7:14-15: I will be his father, and he shall be my son. If he commit iniquity, I will chasten him with the rod of men, and with the stripes of the children of men:
Contradiction with 1 Chronicles 28:7
This verse states that Solomon's throne will be established forever if he remains obedient, which implies a conditional promise that aligns with, rather than contradicts, 1 Kings 8:25.
1 Chronicles 28:7: Moreover I will establish his kingdom for ever, if he be constant to do my commandments and my judgments, as at this day. [constant: Heb. strong]
Contradiction with 1 Kings 11:11-13
God tells Solomon that the kingdom will be torn away due to his disobedience, contradicting the promise of an unbroken lineage on the throne if they walk before God faithfully as outlined in 1 Kings 8:25.
1 Kings 11:11-13: Wherefore the LORD said unto Solomon, Forasmuch as this is done of thee, and thou hast not kept my covenant and my statutes, which I have commanded thee, I will surely rend the kingdom from thee, and will give it to thy servant. [is done...: Heb. is with thee]