​The ensign or symbol for the Tribe of Benjamin is the wolf.

Genesis 49:27

King James Version (KJV)
27 Benjamin shall ravin as a wolf: in the morning he shall devour the prey, and at night he shall divide the spoil.

​Jacob's favorite and most beloved wife was Rachel the mother of Benjamin.
Genesis 29:20

King James Version (KJV)
20 And Jacob served seven years for Rachel; and they seemed unto him but a few days, for the love he had to her.
Benjamin was Rachel's second son.
Genesis 35:24

King James Version (KJV)
24 The sons of Rachel; Joseph, and Benjamin:

​Samuel anointed Saul from the tribe of Benjamin as the first king of Israel.
1 Samuel 9:16-17

King James Version (KJV)
16 To morrow about this time I will send thee a man out of the land of Benjamin, and thou shalt anoint him to be captain over my people Israel, that he may save my people out of the hand of the Philistines: for I have looked upon my people, because their cry is come unto me.
17 And when Samuel saw Saul, the Lord said unto him, Behold the man whom I spake to thee of! this same shall reign over my people.

​The Apostle Saul (Paul) was of the Tribe of Benjamin.
Romans 11:1

King James Version (KJV)
11 I say then, Hath God cast away his people? God forbid. For I also am an Israelite, of the seed of Abraham, of the tribe of Benjamin.
Philippians 3:5
King James Version (KJV)
5 Circumcised the eighth day, of the stock of Israel, of the tribe of Benjamin, an Hebrew of the Hebrews; as touching the law, a Pharisee;

The Southern Kingdom

The Tribe of Benjamin was part of the Southern Kingdom of Judah when the Nation of Israel was broken into two parts, Northern & Southern Kingdoms. The Southern Kingdom comprised only being of Judah & Benjamin, so the Benjaminites were also called "Jews"
1 Kings 12:21-24

King James Version (KJV)
21 And when Rehoboam was come to Jerusalem, he assembled all the house of Judah, with the tribe of Benjamin, an hundred and fourscore thousand chosen men, which were warriors, to fight against the house of Israel, to bring the kingdom again to Rehoboam the son of Solomon.
22 But the word of God came unto Shemaiah the man of God, saying,
23 Speak unto Rehoboam, the son of Solomon, king of Judah, and unto all the house of Judah and Benjamin, and to the remnant of the people, saying,
24 Thus saith the Lord, Ye shall not go up, nor fight against your brethren the children of Israel: return every man to his house; for this thing is from me. They hearkened therefore to the word of the Lord, and returned to depart, according to the word of the Lord.
Ezra 1:5

King James Version (KJV)
5 Then rose up the chief of the fathers of Judah and Benjamin, and the priests, and the Levites, with all them whose spirit God had raised, to go up to build the house of theLord which is in Jerusalem.

Mordecai and Hadassah (Esther) were from the Tribe of Benjamin.
Esther 2:5-7

King James Version (KJV)
5 Now in Shushan the palace there was a certain Jew, whose name was Mordecai, the son of Jair, the son of Shimei, the son of Kish, a Benjamite;
6 Who had been carried away from Jerusalem with the captivity which had been carried away with Jeconiah king of Judah, whom Nebuchadnezzar the king of Babylon had carried away.
7 And he brought up Hadassah, that is, Esther, his uncle's daughter: for she had neither father nor mother, and the maid was fair and beautiful; whom Mordecai, when her father and mother were dead, took for his own daughter.

​Abidan was Captain of the sons of Benjamin
Numbers 2:22 ​

King James Version (KJV)
22 Then the tribe of Benjamin: and the captain of the sons of Benjamin shall be Abidan the son of Gideoni.

​The blessing for the Tribe of Benjamin.
Deuteronomy 33:12

King James Version (KJV)
12 And of Benjamin he said, The beloved of the Lord shall dwell in safety by him; and the Lord shall cover him all the day long, and he shall dwell between his shoulders.