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Does anyone know of any idiomatic use of either of these phrases or any neccesary connection between the two?

[size=150]πόθεν ἔρχεται καὶ ποῦ ὑπάγειρ[/size](

and\or

[size=150]τὸ πλάτος καὶ μῆκος καὶ ὕψος καὶ βάθος[/size]