Acts 6:1 And in these days, the disciples multiplying, there came a murmuring of the Hellenists at the Hebrews, because their widows were being overlooked in the daily ministration, (See NAS)
Acts 9:29 and speaking boldly in the name of the Lord Jesus, he was both speaking and disputing with the Hellenists, and they were taking in hand to kill him, (See NAS)