Ambrose of Milan

Moreover, he wonderfully expressed his incarnation, saying: From the shoot, my son, you have ascended; in that he sprouted as a plant of the earth in the womb of the Virgin, and as a flower of sweet fragrance, he ascended for the redemption of the whole world, emitted by the maternal womb with the splendor of new light, just as Isaiah says: A shoot shall come out from the stump of Jesse, and a branch shall grow out of his roots. The root of the family of the Jews is Mary, the branch is Mary, Christ is the flower of Mary. …

On the Blessings of the Patriarchs, 4.19-20 ↗

Jerome

Chapter XI - Verses 1, 2. And there shall come forth a rod out of the root of Jesse, and a flower shall rise up out of his root. And the spirit of the Lord shall rest upon him: the spirit of wisdom, and of understanding, the spirit of counsel, and of fortitude, the spirit of knowledge, and of godliness. And he shall be filled with the spirit of the fear of the Lord. …

Commentary on Isaiah ↗

Bede

For it is history when something is reported as having been done or said in plain discourse according to the letter; for example, the people of Israel, after they had been delivered from Egypt, are said to have made a tabernacle for the Lord in the wilderness. …

On the Tabernacle 1:6 ↗