Here are 3 Bible verses about tough times, curated from both the Old and New Testaments of the Holy Bible, King James Version, arranged from most to least relevant.
Jeremiah 29:11 KJV
11 For I know the thoughts that I think toward you, saith the Lord, thoughts of peace, and not of evil, to give you an expected end.
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Matthew 6:31 KJV
31 Therefore take no thought, saying, What shall we eat? or, What shall we drink? or, Wherewithal shall we be clothed?
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Isaiah 40:2 KJV
2 Speak ye comfortably to Jerusalem, and cry unto her, that her warfare is accomplished, that her iniquity is pardoned: for she hath received of the Lord’s hand double for all her sins.
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