Poetry devices

Rhyme 
Robert Frost Fire and Ice
...
From what I have tested of desire
I hold with those who favor fire.

Emily Dickinson Heaven Is What I Cannot Reach!

The color on the cruising cloud,
The interdicted ground (similar pronunciation)
Behind the hill, the house behind, --
There Paradise is found!
...


Repetition
Robert Frost Stopping By Woods On A Snowy Evening
...
The woods are lovely, dark, and deep,
But I have promises to keep,
And miles to go before I sleep,
And miles to go before I sleep.

Edgar Allan Poe - The Bells
...
From the bells, bells, bells, bells
Bells, bells, bells


Alliteration
Henry Wadsworth Longfellow - Excelsior
...In happy homes he saw the light
...
Edgar Allan Poe - A Dream
...
That holy dream - that holy dream,
While all the world were chiding,

Assonance
Elizabeth Barrett Browning (1806-1861) How Do I Love Thee?

How do I love thee? Let me count the ways.
I love thee to the depth and breadth and height
...


Consonance
Edgar Allan Poe - A dream
...
What though that light, thro' storm and night,
...


Metaphor
Elizabeth Barrett Browning (1806-1861) How Do I Love Thee?

I love thee freely, as men strive for Right;
I love thee purely, as they turn from Praise;

Emily Dickinson The Grass so Little has to do -
...
And even when it dies - to pass
In Odors so divine -
Like Lowly spices, lain to sleep -
...
Edgar Allan Poe - A dream
...
Hath cheered me as lovely beam
...