A drones & soundscapes sound effect, generated with audiocpp-stable-audio-3-sfx from the prompt below. Copy the prompt, change a word and generate your own version.
ethereal choral drone, wordless voices sustaining a slowly shifting consonant chord, huge reverberant space
Generated with audiocpp-stable-audio-3-sfx. These models respond to material, action and space, so the most useful edit is usually swapping one concrete noun for another.