Hi -
The scriptures below are relative to AFTER the resurrection of Jesus.
Paul in 1 Corinthians 15 mentions that Jesus was seen of the TWELVE.
Luke and Mark mention ELEVEN.
"1 Corinthians 15:4 - KJV
And that he was buried, and that he rose again the third day according to the scriptures:"
"1 Corinthians 15:5 - KJV
And that he was seen of Cephas, then of the twelve:"
"Mark 16:14 - KJV
Afterward
he appeared unto the eleven as they sat at meat, and upbraided them
with their unbelief and hardness of heart, because they believed not
them which had seen him after he was risen."
"Luke 24:9 - KJV
And returned from the sepulchre, and told all these things unto the eleven, and to all the rest."
"Luke 24:33
And
they rose up the same hour, and returned to Jerusalem, and found the
eleven gathered together, and them that were with them,"