'Two' in the Bible

Now it happened after the death of Saul, when David had returned from the slaughter of the Amalekites, that he stayed two days in Ziklag.

So David went up there [to Hebron] with his two wives also, Ahinoam of Jezreel and Abigail the widow of Nabal of Carmel [in Judah].

Joab [David’s nephew] the son of Zeruiah and the servants of David also went out and met them by the pool of Gibeon. They sat down, with one group on one side of the pool and the other group on the other side of the pool.

Saul’s son had two men who were commanders of [raiding] bands [of soldiers]. One was named Baanah and the other Rechab, the sons of Rimmon the Beerothite of the sons (tribe) of Benjamin (for Beeroth is also considered part of [the tribe of] Benjamin,

He defeated Moab, and measured them with a length of rope, making them lie down on the ground; he measured two lengths to [choose those to] put to death, and one full length to [choose those to] be kept alive. And the [surviving] Moabites became servants to David, bringing tribute.

And the Lord sent Nathan [the prophet] to David. He came and said to him,“There were two men in a city, one rich and the other poor.

Now it came about after two full years that Absalom had sheepshearers at Baal-hazor near Ephraim, and Absalom invited all the king’s sons [to a party].

Your maidservant had two sons, but the two of them struggled and fought in the field. There was no one to separate them, so one struck the other and killed him.

Absalom lived two full years in Jerusalem, without seeing the king’s face.

The king also said to Zadok the priest, “Are you not a seer? Return to the city in peace [you and Abiathar], and your two sons with you, your son Ahimaaz and Jonathan the son of Abiathar.

Their two sons are there with them, Ahimaaz, Zadok’s son and Jonathan, Abiathar’s son; and by them you shall send to me everything that you hear.”

Now David was sitting between the two gates; and the lookout went up to the roof of the gate by the wall, and when he raised his eyes and looked, he saw a man running alone.

So the king took the two sons of Rizpah the daughter of Aiah, whom she bore to Saul, Armoni and Mephibosheth, and the five sons of Merab the daughter of Saul, whom she had borne to Adriel the son of Barzillai the Meholathite.

Then Benaiah the son of Jehoiada, the son of a valiant man of Kabzeel, who had done many notable acts, killed two [famous] warriors of Moab. He also went down and killed a lion in the middle of a pit on a snowy day.