Joshua
Joshua 23:15ESV·traditional attribution

But just as all the good things that the LORD your God promised concerning you have been fulfilled for you, so the LORD will bring upon you all the evil things, until he has destroyed you from off this good land that the LORD your God has given you,

John Gill Reformed Baptist @doctorgill

Therefore it shall come to pass, that as all the good things are come upon you which the Lord hath promised you,.... Of which there was full proof, and it could not be denied: so shall the Lord bring upon you all evil things; calamities and distresses, by his sore judgments of famine, sword, pestilence, evil beasts, and captivity, in case of disobedience to his...

Adam Clarke Methodist @methodicalclarke

So shall the Lord bring upon you all evil things - His faithfulness in fulfilling his promises is a proof that he will as faithfully accomplish his threatenings, for the veracity of God is equally pledged for both.

Keil & Delitzsch Lutheran @keilanddelitzsch

Jos 23:14-16 Now that Joshua was going the way of all the earth (all the inhabitants of the earth), i.e., going to die (1Ki 2:2), the Israelites knew with all the heart and all the soul, i.e., were fully convinced, that of all the good words (gracious promises) of God not one had failed, but all had come to pass (vid., Jos 21:45).

Commenting on Joshua 23:14-16