Mark 9:4-7 And Elijah appeared to them together with Moses, and they were talking with Jesus.

CAB⁽ⁱ⁾ ⁴ And Elijah appeared to them together with Moses, and they were talking with Jesus. ⁵ Then Peter answered and said to Jesus, "Rabbi, it is good for us to be here; and let us make three tents: one for You, one for Moses, and one for Elijah"-- ⁶ for he did not know what he should say, for they were terrified. ⁷ And a cloud appeared overshadowing them, and a voice came out of the cloud, saying, "This is My beloved Son. Hear Him!"