Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
quran:3:46 –

He will speak to the people in the cradle and in maturity and will be of the righteous."  

He shall speak to mankind in the cradle, that is to say, as a child before the age of speech, and in his manhood, and he is of the righteous’.
القرآن:٣:٤٦ –

وَيُكَلِّمُ النَّاسَ فِي الْمَهْدِ وَكَهْلًا وَمِنَ الصَّالِحِينَ  

{ويكلِّم الناس في المهد} أي طفلا قبل وقت الكلام {وكهلا ومن الصالحين}.