To lift up the horn - "The horn of prophecy," says Jarchi; "to sound with the trumpet in the words of prophecy before the Lord." - T.
Three daughters - These also were employed among the singers.
To lift up the horn - Some take this literally, and consider that Heman and his sons played on the born in the musical services; but there is no other evidence that the horn was so employed. Perhaps the most probable explanation is that it has been transferred from the next clause, where (as here) it followed the word “God,” with the sense that “God, to exalt Heman‘s horn (or, increase his dignity), gave him fourteen sons and three daughters.”