So the Levites appointed Heman the son of Joel; and of his brethren, Asaph the son of Berechiah; and of the sons of Merari their brethren, Ethan the son of Kushaiah;
And they ministered before the dwelling place of the tabernacle of meeting with singing, until Solomon had built the house of the LORD in Jerusalem: and then they served in their office according to their order.
Also the Levites which were the singers, all of them of Asaph, of Heman, of Jeduthun, with their sons and their brethren, being arrayed in white linen, having cymbals and lyres and harps, stood at the east end of the altar, and with them a hundred and twenty priests sounding with trumpets:)
[A Song or Psalm for the Sons of Karah. To the Chief Musician upon mahanath leannoth. A maschil of Heman the Ezrahite.] O LORD God of my salvation, I have cried day and night before you:
Now there was a certain man of Ramathaimzophim, of mount Ephraim, and his name was Elkanah, the son of Jeroham, the son of Elihu, the son of Tohu, the son of Zuph, an Ephraimite:
Therefore it came to pass, when the time was come about after Hannah had conceived, that she bore a son, and called his name Samuel, saying, Because I have asked him of the LORD.