Jamieson, Fausset and Brown on Haggai 1:14

14. Lord stirred up the spirit of, &c.--God gave them alacrity and perseverance in the good work, though slothful in themselves. Every good impulse and revival of religion is the direct work of God by His Spirit.

came and did work--collected the wood and stones and other materials (compare Hag 1:8) for the work. Not actually built or "laid the (secondary) foundations" of the temple, for this was not done till three months after, namely, the twenty-fourth day of the ninth month (Hag 2:18) [Grotius].