Now David was dressed in a robe of fine linen, as were all the Levites who were carrying the ark, as well as the singers and Chenaniah, the director of music for the singers. David also wore a linen ephod.

1 Samuel 2:18
Now Samuel was ministering before the LORD--a boy wearing a linen ephod.

2 Samuel 6:14
And David, wearing a linen ephod, danced with all his might before the LORD,

1 Chronicles 6:31
These are the men David put in charge of the music in the house of the LORD after the ark rested there.

1 Chronicles 15:28
So all Israel brought up the ark of the covenant of the LORD with shouting, with the sounding of rams' horns and trumpets, and with cymbals and the music of harps and lyres.

And David was clothed with a robe of fine linen, and all the Levites that bore the ark, and the singers, and Chenaniah the master of the song with the singers: David also had on him an ephod of linen.