For he did not know what he was saying. For they were overwhelmed by fear
Other versions
King James Version
And Peter answered and said to Jesus, Master, it is good for us to be here: and let us make three tabernacles; one for thee, and one for Moses, and one for Elias.English Standard Version
And Peter said to Jesus, "Rabbi, it is good that we are here. Let us make three tents, one for you and one for Moses and one for Elijah."New International Version
Peter said to Jesus, "Rabbi, it is good for us to be here. Let us put up three shelters--one for you, one for Moses and one for Elijah."