Indirect objects can only be placed directly after the verb and before the direct object.
In his memory about her i think
The correct way to phrase this could be:
My hands were shaking as I sent the text
OR another way to say it is:
As I was sending the text, my hands wouldn’t stop shaking.
The first option you provided isn’t grammatically correct.
Not for Honor Roll. Shoot for a 4.0 and above