Thetis tried to conceal him by hiding him disguised as a girl in the court of Lycomedes.
Thetis does not promise anything, but Zeus does promise Thetis that her son Achilles will be honored.
Thetis gives him his new armor, and promises, after hearing Achilles' concerns for the body, that she will keep the body as fresh and whole as it was when Patroclus was alive.
Achilles
Achilles.
No, Achilles is the son of Peleus and Thetis.
Thetis largely helped her son Achilles achive his wish of glory.
That she will one day bear a son more famous than his own father.
Peleus, son of Aeacus.
Thetis gave prophesy that she would have a son greater than his father; Zeus and Poseidon did not pursue her afterwards but made it so she would have a son by a mortal. That son was Achilles.
Thetis is loyal and loving to her son, honoring what he wants to be above what she foresees as his fate.
Agamemnon was the son of Atreus and the brother of Menelaus. He was the king of either Mycenae (in Homer) or of Argos (in some later accounts), ... www.pantheon.org/articles/a/agamemnon.html - 11k
Helen, was taken away by Paris , who was the son of troy's king,