"The two courtiers are behind a much larger female figure. Her right hip is visible and she can be identified as a woman..."
Prior to this Amarna example, I have not seen any other such examples of 'kowtowing' in Egyptian art, and I suspect there are none. I suspect there are no such scenes after the Amarna period. (If I see evidence otherwise, I will edit my opinion.)

Relief Fragment Depicting Courtiers and a Royal Figure
Dynasty 18, reign of Akhenaten, ca. 1353-1336 BCE (middle to late reight)
Painted limestone
Gift of Norbert Schimmel, 1985 (1985.328.4,.5,.7,.10,.14)
(This particular piece was part of a group of fragments)
From info card:
"In the block [photographed here], the two bowing male courtiers seem to kiss the ground behind a much larger royal figure. Their profiles exhibit the long noses typical of the Amarna period and reflect representations of Akhenaten, though in less exaggerated form...