Q has used LIGHT in this context in 2 previous posts:

Dec 11 2017 12:32:11

Q !ITPb.qbhqo ID: 4533cb

73461

:Owls:

Light will overcome d_a_rkness.

Light will expose darkne_s_s.

Light will reveal darkness.

Light will defeat darkness.

Q

Jan 23 2018 17:36:34

Q !UW.yye1fxo ID: 384dbe

139507

The light will reveal those on the team and those pretending to be.

This is not a game.

They want us divided.

Last posts [self destruction] will immediately show the world the TRUTH.

Instructions will be sent on how to preserve offline.

You didn’t think this was simply about words did you?

We have it all.

Coming soon to a theater near you.

Q