I suppose no one is willing to play my game, so I will just tell you.
In Al-Mursalat, the Emissaries, they are referred to in the following Ayah as "We", the plural: 77:16, 77:17, 77:18, 77:20, 77:21, 77:23, 77:25, 77:38, ...
However, in Ayat 77:39, the reference is to "Me", in the singular...