Odysseus, still disguised as the beggar, orders Telemachus to remove the suitors' weapons from the great hall, as planned
Penelope waits in her room for the beggar who planned to meet her. She explains that she is desperate, and that she will have to marry a suitor soon, just to get out of Telemachus' house and let him live in peace. Finally, she persuades the beggar to tell her about himself. Odysseus assumes a fake name—Aithon, and tells her about his fake life. He also mentions that he knows Odysseus.
Now, it was there in Cnossos that I saw him...Odysseus-and we traded gifts of friendship. A heavy gale had landed him on the coast. (19.211-213)
Penelope offers the man a foot wash from Eurycleia, his old maid, and clothes, and bed for the night
That scar- as the old nurse cradled his leg and her hands passed down sh felt it, knew it, suddenly let his foot fall, down it dropped in the basin.” (19.528-5310
Eurykleia spots a mark that she remembers on Odysseus,then she figures out that it's Odysseus and not a beggar, and freaks
Odysseus controls the situation and vows her to silence. Eurycleia promises to zip it.
Penelope isn't convinced. She tells him that she's so tired of the courtship that she'll end it tomorrow with a contest