Can someone help me with this, please i also have 1 more question after this one :)

Explain Coleridge's use of assonance in the first four lines of the poem.

In Xanadu1 did Kubla Khan2
A stately pleasure-dome decree;
Where Alph,3 the sacred river, ran
Through caverns measureless to man
Down to sunless sea. 5
So twice five miles of fertile ground
With walls and towers were girdled round;
And here were gardens bright with sinuous4 rills,

Seven pleiades entranced in heaven, form in the deep another seven: endymion nodding from above sees in the sea a second love. how do the ideas in the excerpt compare to poe’s ideas in "the poetic principle"? this celebration of love offers the “lessons of truth” that poe encourages. this scientific reference relates to the “precepts of duty” that poe praises. this reflection of the night sky offers a “contemplation of the beautiful” that poe encourages. this image of heaven encourages the “incitements of passion” that poe praises.