John 3:25-30 (NKJV)
25 Then there arose a dispute between some of John’s disciples and the Jews about purification. 26 And they came to John and said to him, “Rabbi, He who was with you beyond the Jordan, to whom you have testified—behold, He is baptizing, and all are coming to Him!”
27 John answered and said, “A man can receive nothing unless it has been given to him from heaven. 28 You yourselves bear me witness, that I said, ‘I am not the Christ,’ but, ‘I have been sent before Him.’ 29 He who has the bride is the bridegroom; but the friend of the bridegroom, who stands and hears him, rejoices greatly because of the bridegroom’s voice. Therefore this joy of mine is fulfilled. 30 He must increase, but I must decrease.
Luke 1:34-37 (NKJV)
34 Then Mary said to the angel, “How can this be, since I do not know a man?”
35 And the angel answered and said to her, “The Holy Spirit will come upon you, and the power of the Highest will overshadow you; therefore, also, that Holy One who is to be born will be called the Son of God. 36 Now indeed, Elizabeth your relative has also conceived a son in her old age; and this is now the sixth month for her who was called barren. 37 For with God nothing will be impossible.”
Ephesians 3:20 (NKJV)
20 Now to Him who is able to do exceedingly abundantly above all that we ask or think, according to the power that works in us,