ESV: For they gave according to their means, as I can testify, and beyond their means, of their own accord,
NIV: For I testify that they gave as much as they were able, and even beyond their ability. Entirely on their own,
NASB: For I testify that according to their ability, and beyond their ability, they gave voluntarily,
CSB: I can testify that, according to their ability and even beyond their ability, of their own accord,
NLT: For I can testify that they gave not only what they could afford, but far more. And they did it of their own free will.
KJV: For to their power, I bear record, yea, and beyond their power they were willing of themselves;
NKJV: For I bear witness that according to their ability, yes, and beyond their ability, they were freely willing,