unrelieved summons which will not be content until all creatures, all of life, are ‘ready and willing’ to participate in an unending song of praise that is sung without reserve or qualification.”13 This climaxes the other major theological ingredient of the message of the book, namely, praise. Obedience (Ps. 1) and praise (Ps. 150) stand as pillars to the Psalter. They frame the book as the perimeters and guardians of its message. The theological intentionality or progression within the book, therefore,