Exodus 4:8
ESV
"If they will not believe you," God said, "or listen to the first sign, they may believe the latter sign.
NIV
Then the Lord said, "If they do not believe you or pay attention to the first sign, they may believe the second.
NASB
So if they will not believe you nor pay attention to the evidence of the first sign, they may believe the evidence of the last sign.
CSB
"If they will not believe you and will not respond to the evidence of the first sign, they may believe the evidence of the second sign.
NLT
The Lord said to Moses, 'If they do not believe you and are not convinced by the first miraculous sign, they will be convinced by the second sign.
KJV
And it shall come to pass, if they will not believe thee, neither hearken to the voice of the first sign, that they will believe the voice of the latter sign.
NKJV
“Then it will be, if they do not believe you, nor heed the message of the first sign, that they may believe the message of the latter sign.