Maitreya said: Beginning from the front face of Brahma, gradually the four Vedas - Rk, Yajur, Sama and Atharva - became manifest

Expressions researched:
"Maitreya said: Beginning from the front face of Brahma, gradually the four Vedas" |"Rk, Yajur, Sama and Atharva" |"became manifest"

SB Canto 3

Maitreya said: Beginning from the front face of Brahmā, gradually the four Vedas—Ṛk, Yajur, Sāma and Atharva—became manifest. Thereafter, Vedic hymns which had not been pronounced before, priestly rituals, the subject matters of the recitation, and transcendental activities were all established, one after another.

SB 3.12.37, Translation:

Maitreya said: Beginning from the front face of Brahmā, gradually the four Vedas—Ṛk, Yajur, Sāma and Atharva—became manifest. Thereafter, Vedic hymns which had not been pronounced before, priestly rituals, the subject matters of the recitation, and transcendental activities were all established, one after another.