Luke 9:34-35 And while he was speaking, a cloud appeared and engulfed them and the apostles were afraid as Moses and Elijah entered the cloud i.e., and disappeared.

AUV⁽ⁱ⁾ ³⁴ And while he was speaking, a cloud appeared and engulfed them and the apostles were afraid as Moses and Elijah entered the cloud [i.e., and disappeared]. ³⁵ Then a voice spoke out of the cloud, saying, “This is My Son, [whom] I have chosen; listen to Him.”