Question

Which of the following lines in the poem is a sample of personification?
Shining with all his might
The Billows smooth and bright
And this was odd because it was
After the day was done

Answer 1

I don't know which poem you're referring to, but there's only one line in there in which a thing is being referred to as if it were a person.
https://literary-devices.com/content/personification/

Let me know what you think.

Answer 2

hint: "his" is a personal adjective

Answer 3

so what is it like