Isaiah 7:12 KJV
But Ahaz said, I will not ask, neither will I tempt the Lord.
Isaiah 7:12, King James Version
In context
11 Ask thee a sign of the Lord thy God; ask it either in the depth, or in the height above.
12 But Ahaz said, I will not ask, neither will I tempt the Lord.
13 And he said, Hear ye now, O house of David; Is it a small thing for you to weary men, but will ye weary my God also?