Marley was very much like Scrooge in life. However, Marley having suffered seven years of torment in the after life sees that that Scrooge is also destined for everlasting torment after his death and he seeks to redeem himself if only slightly by warning his friend Ebenezer
Marley's visit to Scrooge shows that he is regretful and burdened by his past actions. He warns Scrooge to change his ways to avoid the same fate of being tormented by regret and chains in the afterlife. This visit demonstrates that Marley still cares for Scrooge's well-being, despite their past business partnership.
Marley tells Scrooge to expect three more spirits to visit him that night.
Jacob Marley. Marley foretells of 3 others who will help Scrooge
When Marley's ghost visited Scrooge he warned him about the ghosts and his behaviour.
Marley tells Scrooge that he will be visited by three Ghosts the first as the clock strikes one in the morning
Marley appeared to Scrooge and warned him about changing his behavior. Marley also told Scrooge he would be visited by three ghosts.
Marley's ghost, the first of four, visits Ebenezer Scrooge.
The first ghost to visit Scrooge in "A Christmas Carol" is the Ghost of Christmas Past. This ghost shows Scrooge scenes from his childhood and past in order to help him reflect on his life choices.
Three ghosts
To warn Scrooge to change his ways and be nicer or kinder to other people, or else Scrooge would end up like Marley(lonely and hated).
Jacob Marley's visit had a profound impact on Scrooge because it marked the beginning of his transformation. Marley's ghost warned Scrooge of the consequences of his selfishness and greed, sparking Scrooge's journey towards redemption and self-reflection. This encounter ultimately leads Scrooge to change his ways and embrace the true spirit of Christmas.
At mid night
Marley foretold three ghost would visit and all three did