Mark 1:10
"And straightway coming up out of the water, he saw the heavens opened, and the Spirit like a dove descending upon him:"
Cross References (ranked by relevance)
And the Holy Ghost descended in a bodily shape like a dove upon him, and a voice came from heaven, which said, Thou art my beloved Son; in thee I am well pleased.
Behold my servant, whom I uphold; mine elect, in whom my soul delighteth; I have put my spirit upon him: he shall bring forth judgment to the Gentiles.
Oh that thou wouldest rend the heavens, that thou wouldest come down, that the mountains might flow down at thy presence,
And Jesus, when he was baptized, went up straightway out of the water: and, lo, the heavens were opened unto him, and he saw the Spirit of God descending like a dove, and lighting upon him: