EARTH in OT usually stands for one or other of the Heb. words 'eretz and 'ad
In the beginning, God created the heavens and the earth--
And God said, "Let the waters swarm [with] swarms of living creatures, and let birds fly over the earth across the face of the vaulted dome of heaven.
when Yahweh God formed the man [of] dust from the ground, and he blew into his nostrils the breath of life, and the man became a living creature.
land, land, land, hear the word of Yahweh.