The same, namely, which is set forth in the following passage. Spirit of faith: not distinctly the Holy Spirit, nor, on the other hand, a human faculty or disposition, but blending both; faith as a gift of the Spirit of God. See on Spirit, Rom 8:4, sec. 5.
I believed, etc.
Cited from Sept., Psa 115:10. The Septuagint mistranslates the Hebrew, which is, “I believed though I said,” etc.