[3dly.] Hence is that great weight, in particular, laid upon our not grieving the Spirit, Eph. iv. 30, — because he comes to us in the name, with the love, and upon the condescension, of the whole blessed Trinity. To do that which might grieve him so sent, on such an account, for that end and purpose which shall afterward be mentioned, is a great aggravation of sin. He expects cheerful entertainment with us, and may do so justly, upon his own account, and the account of the work which he comes about; but when this also is added, that he is sent of the Father and the Son, commissioned with their love and grace, to communicate them to their souls, — this is that which is, or ought to be, of unspeakable esteem with believers. And this is that second thing expressed in the manner of his communication, — he is sent by authority.