You can read the argument in favour of the divine name in the original New Testament here:
http://www.areopage.net/howard.pdf
Notice that George Howard linked the removal of the divine name from the New Testament with the post-biblical conflation of Jesus with God, ultimately leading to the Trinity doctrine.
Modern scholars that argue for the divine name in the original New Testament are:
Gaston, L. (2006). Paul and the Torah. Wipf and Stock Publishers
Howard, G. (1977). The Tetragram and the New Testament. Journal of biblical literature, 96(1), 63-83.
McRay, J. (2008). Archaeology and the New Testament. Baker Academic.
Mussies, G. (2001). YHWH at Patmos: Rev 1: 4 in its Hellenistic and Early Jewish Setting (Wissenschaftliche Untersuchungen zum Neuen Testament 2.107).
Schottroff, L., & Janssen, C. (2021). 1 Corinthians. Kohlhammer Verlag
Shaw, F. (2014). The Earliest Non-Mystical Jewish Use of Iao. Contributions to biblical exegesis and theology, 70.
Trobisch, D. (2000). The First Edition of the New Testament. Oxford University Press
Vasileiadis, P. D. (2019). Jesus, the New Testament, and the Sacred Tetragrammaton. Synthesis, 8(1), 27-87.