Tafsir of Ghafir 40:44

(And you will remember): It is also read as fa-sa-tudhakkiruna (with the tashdid), meaning: you will remind one another when witnessing the punishment.

(What I say to you): Regarding the pieces of advice.

(And I entrust my affair to Allah): To protect me from every evil.

(Indeed, Allah is All-Seeing of [His] servants): He safeguards those among them who seek refuge in Him from adversities. This may be interpreted as the response to their threats, which is understood from His saying—the Exalted—: "And the stratagem of Pharaoh was not in anything but ruin," or from His saying—the Exalted—: [Refers to the context of the surrounding verses].