Berean Study Bible (BSB) - Jeremiah 20:9 >

If I say, “I will not mention Him or speak any more in His name,” His message becomes a fire burning in my heart, shut up in my bones, and I become weary of holding it in, and I cannot prevail.

Jewish Publication Society of America Version (JPS1917) - Jeremiah 20:9 >

And if I say: 'I will not make mention of Him, nor speak any more in His name', then there is in my heart as it were a burning fire shut up in my bones, and I weary myself to hold it in, but cannot.