Harsja was a Levite mentioned in the genealogies concerning Israel's return from exile in Babylon. He is known as part of the Levitical lineage that served in the temple after its rebuilding. He is mentioned in the books of Ezra and Nehemiah as part of the restoration of the Jewish community.
18Since the gracious hand of our God was upon us, they brought us a capable man from the sons of Mahli, the son of Levi, the son of Israel—Sherebiah—along with his sons and brothers, eighteen men;
4On the platform of the Levites stood Jeshua, Bani, Kadmiel, Shebaniah, Bunni, Sherebiah, Bani, and Kenani, and they cried out with a loud voice to the LORD their God.
5Then the Levites—Jeshua, Kadmiel, Bani, Hashabneiah, Sherebiah, Hodiah, Shebaniah, and Pethahiah—said: "Stand up and bless the LORD your God from everlasting to everlasting." "Blessed be your glorious name, which is exalted above every blessing and praise.