Sources

1) Source: The Henry Project . External Link
https://fasg.org/projects/henryproject/data/malco002.htm. Reference: Máel Coluim mac Donnchada (Malcolm III) (Questionable reliability of evidence)
2) Source: The Ecclesiastical History of England and Normandy: Volume III "Margaret, the queen of Scotland, alarmed at the distressing intelligence conveyed to her of her husband's death, summoned an assembly of all the great men of her realm, and presenting to them her sons Edgar, Alexander, and David". Reference: 1093 (Data from secondary evidence)
3) Source: The Ecclesiastical History of England and Normandy: Volume III "She had entrusted her two daughters Edith and Mary, to her sister Christiana... Alan the Red, count of Brittany, demanded in marriage from king Rufus, Matilda, who was before called Edith, but the union was prevented by his death". Reference: 1093 (Data from secondary evidence)
4) Source: The Ecclesiastical History of England and Normandy: Volume III "She was daughter of Malcolm, king of Scotland, and his queen Margaret, and descended from the race of King Alfred, son of King Egbert" (Data from secondary evidence)
5) Source: Genealogia comitum Bulonensium A short genealogy connecting the early Merovingians to the later counts of Boulogne, written circa the 11th century. The earliest generations are almost certainly fictional. Considered a reliable secondary source for generations from Arnulf of Metz onwards. Considered a "primary" source for events from the year 1000 onwards.. External Link
https://www.dmgh.de/mgh_ss_9/index.htm#page/300/ (Data from secondary evidence)
6) Source: The Ecclesiastical History of England and Normandy: Volume III "so King Malcolm peaceably returning from the court of King William, was assasinated by the family of Mowbray.". Reference: 1093 (Data from secondary evidence)
7) Source: The Henry Project . External Link
https://fasg.org/projects/henryproject/data/marga000.htm. Reference: St. Margaret
8) Source: The Henry Project . External Link
https://fasg.org/projects/henryproject/data/matil001.htm. Reference: Eadgyth/Matilda of Scotland (Questionable reliability of evidence)
9) Source: The Ecclesiastical History of England and Normandy: Volume III "when Prince Henry ascended the throne of England, he married Matilda, by whom he had William the Etheling, and Matilda the empress" (Data from secondary evidence)
10) Source: The Ecclesiastical History of England and Normandy: Volume III "This king, four months after he succeeded to the throne, disdaining to abandon himself to illicit connections, and be like horse and mule which have no understanding, married with royal pomp Matilda, a noble lady, by whom he had two children, Matilda and William." (Data from secondary evidence)
11) Source: The Ecclesiastical History of England and Normandy: Volume III "Queen Matilda, whose baptismal name was Edith, died on the calends [the 1st] of May, and lies buried in the church of St. Peter, at Westminster" (Data from secondary evidence)
12) Source: The Ecclesiastical History of England and Normandy: Volume III "Mary became the wife of Eustace, count of Boulogne, to whom she bore an only daughter, who was given to Stephen, earl of Morton, with her father's hereditary states" (Data from secondary evidence)
13) Source: The Ecclesiastical History of England and Normandy: Volume III “The Countess Adela contributed large sums for the pope's expenses… William, the eldest, married the daughter of Gilo de Sulli… and left a worthy offspring, Odo, Rahier… Theobald, count Palatine… married Matilda, daughter of Duke Ingelbert… As for Stephen, the third son of Stephen de Blois, having been knighted by his uncle Henry, and taken prisoner William count of Mortain at the battle of Tinchebrai, the king granted him that county. He married Matilda, daughter of Eustace count of Boulogne, by his wife Mary ; and in her right inherited all his states” (Data from secondary evidence)
14) Source: The Ecclesiastical History of England and Normandy: Volume III "He [David] married the daughter of Earl Waltheof, and Judith the king's cousin, and possessed the two counties of Northampton and Huntingdon, which Simon de Senlis held as earl in her right. She bore him a son, named Henry, and two daughters, Clarice and Hodierna" (Data from secondary evidence)