(song of wisdom ), the title of thirteen Psalms 32,45,44,45,52-55,74,78,68,69,142 Ewald regards ( Psalms 47:7 ) (Authorized Version, "sing ye praises with understanding; " Heb. maschil ) as the key to the meaning of maschil, which in his opinion is a musical term denoting a melody requiring great skill in its execution.