NET
20 You know that I did not hold back from proclaiming to you anything that would be helpful, and from teaching you publicly and from house to house,
Darby
20 how I held back nothing of what is profitable, so as not to announce [it] to you, and to teach you publicly and in every house,
KJV
20 [And] how I kept back nothing that was profitable [unto you], but have shewed you, and have taught you publickly, and from house to house,