The star was twinkling so that is the meaning of the jewelled sky. This means that the sky was full of shimmer and glittery star. It shows that it was a romantic night for the Highwayman as he is going to visit Bess.
"..lightening was playing across half the sky..."
The dark sky was angry and resentful.
No, a personification is when you give an inanimate object human qualities.
The sky roared with anger!
Page 17 "As he stood there the sky over the house screamed..."this sentence is saying that the sky has screamed...and the sky cant really scream so its personification.
Uranus (Ouranos meaning "sky" or "heaven") was the personification and god of the heavens/sky.
Caelus, the personification of the sky.
Sunlight smiles in the sky (also alliteration :])
In the darkness the moon smiled in the sacred sky