Ahmad Zahid Hamidi said he was prepared to take a sumpah laknat to refute Bersatu president Muhyiddin Yassin's claim that the Umno president had visited his home with piles of files to appeal for his help in dropping his criminal cases.

Zahid said stories among Umno leaders bringing files or trying to strike deals are bound to emerge when election season is near, in reference to the Johor polls on March 12.

"I had never visited Muhyiddin when he...