PUTRAJAYA (THE STAR/ASIA NEWS NETWORK) - Former deputy prime minister Ahmad Zahid Hamidi arrived at the Malaysian Anti-Corruption Commission (MACC) headquarters on Tuesday (July 3) morning for a second day of questioning .

The president of Malaysia's largest party Umno arrived at 9.50am in a black SUV.

He was on Monday grilled for eight hours by the anti-graft agency regarding its probe into troubled state fund 1MDB, specifically on his purported meeting in 2015 with a member of the Saudi royal family who is said to have donated money to former prime minister Najib Razak.

Datuk Seri Zahid is also being summoned to assist in investigations into an Islamic charity foundation which he chairs.

MACC is looking into allegations that RM800,000 of the foundation's funds was used to pay off Mr Zahid and his wife's credit card bills.

Also spotted at MACC headquarters on Tuesday was former Johor Baru MP Shahrir Abdul Samad.

Tan Sri Shahrir said he was summoned to the agency to be questioned on claims he had received funds from Datuk Seri Najib.