hark back
hark back {v.}, {literary}
1. To recall or turn back to an earlier time or happening.
Judy is always harking back to the good times she had at camp.
2. To go back to something as a beginning or origin.
The cars of today hark back to the first automobiles made about 1900.
The slit in the back of a man's coal harks back to the days when men rode horseback.
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Source: A Dictionary of American Idioms