Amanah Youth chief Mohd Sany Hamzah said Pakatan Harapan should learn from the Cameron Highlands by-election and not repeat incidents where the coalition is caught abusing government machinery.

"I hope all parties contesting in the Semenyih by-election will safeguard their integrity and also stay away from religious and racial sentiments.

"We advise government leaders, be it the prime minister, deputy prime minister or ministers...