Jude the last book of the Bible before Revelation was written circa 70 to 80 A.D. The author Jude, being the brother of James, thus identifies himself as being the Lord Jesus’ half brother (Judas in Mark 6:3 and Matthew 13:55), there are 4 half brothers mentioned.
“Is this not the carpenter [Jesus], the Son of Mary, and brother of James, Joses, Judas, and Simon? And are not His sisters here with us? And they were offended at Him.” Mark 6:3.
“Now it happened that He went through the grainfields on the Sabbath; and as they went His disciples began to pluck the heads of grain. And the Pharisees said to Him, ‘Look, why do they do what is not lawful on the Sabbath?’” Mark 2:23-24.
“He who would love life and see good days, let him refrain his tongue from evil, and his lips from speaking guile; let him turn away from evil and do good; let him seek peace and pursue it. For the eyes of the Lord are on the righteous, and his ears are open to their prayers; but the face of the Lord is against those who do evil.” 1 Peter 3:10-12.
“My brethren, let not many of you become teachers, knowing that we shall receive a stricter judgment. For we all stumble in many things. If anyone does not stumble in word, he is a perfect man, able also to bridle the whole body.” James 3:1-2.