American Standard Version
My heart was hot within me; While I was musing the fire burned: Then'spake I with my tongue:

Berean Study Bible
My heart grew hot within me; as I mused, the fire burned. Then I spoke with my tongue:

Douay-Rheims Bible
My heart grew hot within me : and in my meditation a fire shall flame out.

English Revised Version
My heart was hot within me; while I was musing the fire kindled: then spake I with my tongue:

King James Bible
My heart was hot within me, while I was musing the fire burned: then spake I with my tongue,

World English Bible
My heart was hot within me. While I meditated, the fire burned: I spoke with my tongue:

Young's Literal Translation
Hot is my heart within me, In my meditating doth the fire burn, I have spoken with my tongue.

Psalm 39:3 Additional Translations ...