In Context

12 And it came to pass in those days that he went out into the mountain to pray, and he spent the night in prayer to God.

13 And when it was day he called his disciples, and having chosen out twelve from them, whom also he named apostles:

14 Simon, to whom also he gave the name of Peter, and Andrew his brother, and James and John, and Philip and Bartholomew,

15 and Matthew and Thomas, James the son of Alphaeus and Simon who was called Zealot,

16 and Judas brother of James, and Judas Iscariote, who was also his betrayer;

17 and having descended with them, he stood on a level place, and a crowd of his disciples, and a great multitude of the people from all Judaea and Jerusalem, and the sea coast of Tyre and Sidon, who came to hear him, and to be healed of their diseases;

Luke 6:15 in Other Translations