וַיִּתֵּ֨ן שֵׁשָׁ֧ן אֶת־בִּתּ֛וֹ לְיַרְחָ֥ע עַבְדּ֖וֹ לְאִשָּׁ֑ה וַתֵּ֥לֶד ל֖וֹ אֶת־עַתָּֽי׃
So Sheshan gave his daughter to Jarha his servant to wife; and she bore him Attai.
Read midrashic interpretation of I Chronicles 2:35: and classical rabbinic exegesis.