The classical source expands or derives a specific point from the language of the passuk. The Core Text above is the relevant region of interest.
Type of Learning
Custom (A practical identification of “deveikus” with concrete support of those who embody Torah.)
What Is Learned
Direct physical attachment to the Shechinah is impossible. The verse therefore points to the attainable form of clinging: attaching oneself to Torah scholars through marriage, commerce, and material support. That support is reckoned as deveikus itself.