Hebrews 5:12-13
Read Hebrews 5 in full →12For though 1by this time you ought to be teachers, you have need again for someone to teach you athe 2,belementary principles of the coracles of God, and you have come to need dmilk and not solid food. 13For everyone who partakes only of milk is not accustomed to the word of righteousness, for he is an ainfant.