1 Chronicles 17:3 is the parallel account of the same event, confirming the word coming to Nathan.

1 Chronicles 17:4 is the parallel account of the same divine message to Nathan about David not building the temple.

Numbers 12:6 establishes that God speaks to prophets in visions and dreams, which is how Nathan receives the word here.

Amos 3:7 states the principle that God reveals his plans to prophets, which Nathan's reception of the word exemplifies.