But you, take courage! Do not let your hands be weak, for your work shall be rewarded.”
It was a great happiness to Israel that they had prophets among them; yet, while they were thus blessed, they were strangely addicted to idolatry, whereas, when the spirit of prophecy had ceased under the second temple, and the canon of the Old Temple was completed (which was constantly read in their synagogues), they were pure from idolatry; for the scriptures are of all other...
Commenting on 2 Chronicles 15:1-7
Be ye strong therefore, and let not your hands be weak,.... Be hearty, earnest, and vigorous, and not languid and remiss in reforming the worship of God, which Asa had begun: for your work shall be rewarded; with peace and prosperity at home, and success against enemies abroad, of which they had had a recent instance.
Be ye strong--Great resolution and indomitable energy would be required to persevere in the face of the opposition your reforming measures will encounter. your work shall be rewarded--What you do in the cause and for the glory of God will assuredly be followed by the happiest results both to yourself and your subjects.