How do we learn from the wood-gatherer that one who desecrates Shabbat is liable to the death penalty?

This source-based Torah study examines the question: How do we learn from the wood-gatherer that one who desecrates Shabbat is liable to the death penalty? The canonical Hebrew discussion develops the issue through the weekly Torah portion and the sources cited there, preserving the distinctions, tensions, and practical implications of the original text. This localized discovery layer does not add any new halakhic, medical, legal, scientific, historical, theological, or empirical ruling or claim beyond the canonical Hebrew source.