When Telemachus returns to his house who recognizes him first?

When Telemachus returns to his home in Ithaca, he is first recognized by his faithful nurse, Eurycleia. She recognizes him by the scar on his foot, which he received as a child. Eurycleia's recognition is significant as it underscores the bond between them and her loyalty to the family, despite the many years of Telemachus's absence.