A spokesman for the main hospital in Peshawar said the toll had risen to 89 as more bodies arrived from the scene.
French President Emmanuel Macron said on Monday he would not rule out giving fighter aircraft to Ukraine.
The tweet came just after the German Foreign Minister Annalena Baerbock had toured the African Union.
The expected tank deliveries come as Ukraine dismissed several senior officials as part of an anti-corruption drive.
Musk said he had been "cutting costs like crazy" at the platform he bought for $44 billion.
