Numbers 32:24
"Build you cities for your little ones, and folds for your sheep; and do that which hath proceeded out of your mouth."
Cross References (ranked by relevance)
Numbers 32:16
And they came near unto him, and said, We will build sheepfolds here for our cattle, and cities for our little ones:
Numbers 30:2
If a man vow a vow unto the LORD, or swear an oath to bind his soul with a bond; he shall not break his word, he shall do according to all that proceedeth out of his mouth.