אסתר ט:י מקורות בתלמוד: Tractate Soferim

R. Ḥiyya b. R. Adda of Jaffa, quoting R. Jeremiah in the name of R. Ze‘ira, said: The names of the ten sons of Haman and the word ten²¹Esth. 9, 10. must be recited in one breath.