Hebrews 5:13; 1 Corinthians 3:1; 1 Corinthians 14:20; 1 Peter 2:2

Hebrews 5:13

13 For everyone who partakes only of milk is not accustomed to the word of righteousness, for he is an infant.

1 Corinthians 3:1

1 And I, brethren, could not speak to you as to spiritual men, but as to men of flesh, as to infants in Christ.

1 Corinthians 14:20

20 Brethren, do not be children in your thinking; yet in evil be infants, but in your thinking be mature.

1 Peter 2:2

2 like newborn babies, long for the pure milk of the word, so that by it you may grow in respect to salvation,