Cross reference
1 Kings 17:7
7 And it came to pass after a while, that the brook dried up, because there was no rain in the land.
Isaiah 40:30-31
30 Even the youths shall faint and be weary, and the young men shall utterly fall:
31 but they that wait for Jehovah shall renew their strength; they shall mount up with wings as eagles; they shall run, and not be weary; they shall walk, and not faint.
Isaiah 54:10
10 For the mountains may depart, and the hills be removed; but my lovingkindness shall not depart from thee, neither shall my covenant of peace be removed, saith Jehovah that hath mercy on thee.