She went astray, wandering aimlessly. ذَهَبَتْ فِي وَادِي تِيهٍ بَعْدَ تِيهٍ‏.‏

This proverb is used to describe someone who follows a path of falsehood.
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One of the closest English equivalents of this proverb, meaning to become immersed in error or to persist on the wrong path, is:
“Going further astray.”
Meaning: He is becoming increasingly misguided and deviant.
“Lost in a maze of error.”
Meaning: Lost in a maze of error and falsehood.
“Down the wrong path.”
Meaning: Taking the wrong path.
“One wrong turn after another.”
Meaning: One wrong followed another.
“To go from bad to worse.”
Meaning: Moving from bad to worse.
This is close in meaning to: Lost in a valley of confusion after confusion.
And the closest expression to the spirit of the Arabic proverb is:
“He has gone further and further astray.”
“He has gone further and further astray.”
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يضرب لمن يَسْلُكُ سبيلَ الباطل‏.