The meaning is obscure. But its signification where it occurs elsewhere than in the titles of Psalms is equivalent to the English word "instruction," or to become wise by instruction; hence,
[s 47:7
seem to indicate the manner in which these Psalms were to be rendered. Kimchi, Tremellius, and Eichhorn render it "hexachorda," that is, that in singing these Psalms instruments of six strings were to accompany.