I also shook out the front of my garment and said, “So may God shake out every person from his house and from his possessions who does not keep this promise; just so may he be shaken out and emptied.” And all the assembly said, “Amen!” And they praised the Lord. Then the people acted in accordance with this promise.
4
I shook my lap - Compare the marginal references. The term “lap” refers to a fold in the garment at the chest, which could be used as a pock…

Shook my lap. — This symbolic act invoked on every man who broke this covenant an appropriate penalty: that he be emptied…

Also I shook my lap
The fore skirts of his garment, shaking the dust out of them, as a symbol of what follows; a lik…

Nehemiah knew that if he built Jerusalem's walls ever so high, so thick, or so strong, the city could not be safe while there were abuses. The righ…
Albert Barnes
AlbertBarnes