Sayf Allah al-Maslul, The Drawn Sword of Allah the Almighty This is only a summary of the life of Khalid ibn Walid RA and does not cover all the points of his life story. It is not intended to be a biography, but rather a glimpse of the main incidents of his life so that we can get an idea of his character. For ease of reading, we have not inserted "May Allah be pleased with him (RA)" each time his name or the name of each Companion is mentioned, but please take it that the salutations apply to all of them, may Allah be pleased with them

In having the distinction of being undefeated in over a hundred battles against superior forces. He is regarded as one of the finest military commanders in history. + Quranic Verses

this will move your heart