Surah Al-Imran, ayah 39

3:39

فَنَادَتۡهُ ٱلۡمَلَٰٓئِكَةُ وَهُوَ قَآئِمٞ يُصَلِّي فِي ٱلۡمِحۡرَابِ أَنَّ ٱللَّهَ يُبَشِّرُكَ بِيَحۡيَىٰ مُصَدِّقَۢا بِكَلِمَةٖ مِّنَ ٱللَّهِ وَسَيِّدٗا وَحَصُورٗا وَنَبِيّٗا مِّنَ ٱلصَّٰلِحِينَ ٣٩

Fanādathul-malā'ikatu wahuwa qā'imun yusallī fil-mihrābi annallāha yubasshiruka biyahyā musaddiqā bikalimatim minallāhi wasayyidan wahasūran wanabiyyam minas-sālihīn

So the angels called him while he was standing in prayer in the chamber, "Indeed, Allāh gives you good tidings of John, confirming a word123 from Allāh and [who will be] honorable, abstaining [from women], and a prophet from among the righteous."

Footnotes

123 Referring to the prophet Jesus (upon whom be peace) , who was conceived merely by a command from Allāh - the word "Be."