Having related his prayer, he now declares the gracious answer which God gave him. Put off my sackcloth, i.e. given me occasion to put off that sackcloth, which they used to wear in times of mourning. See Esther 4:1 Psalms 35:13 Isaiah 32:11 Joel 1:13. With gladness; either with garments of gladness or rejoicing; or with joy, as with a garment surrounding me on every side; as he is for the like reason said to be girded with strength, Psalms 18:32.
Related Commentaries of Psalms 30:11
Psalms 30:11
11 Thou hast turned for me my mourning into dancing: thou hast put off my sackcloth, and girded me with gladness;