Paul says the law was “added because of transgressions” until the offspring should come to whom the promise had been made. He describes it as ordained through angels by an intermediary (Galatians 3:19).
Read this question inside the surrounding passage and book argument, where the wording, speaker, and audience shape the answer.
This passage matters because it ties the detail to the larger movement of the book, keeping the answer connected to context rather than isolated wording.
A careful answer keeps the immediate passage, the book's argument, and the whole-Bible storyline together, so the question is answered in context instead of as a detached idea.
Start with Galatians 3:19, then read the surrounding section so the answer stays connected to the passage's flow.
19What then is the law? It was added because of transgressions, until the seed should come to whom the promise has been made. It was ordained through angels by the hand of a mediator.