John 8:9

When they heard this, they began to go away one by one, beginning with the older ones, until only Jesus was left, with the woman standing there.

Note NE, BYZ, and TR include and were convicted by their conscience,

BSB · Berean Standard Bible
And they which heard it, being convicted by their own conscience, went out one by one, beginning at the eldest, even unto the last: and Jesus was left alone, and the woman standing in the midst.
KJV · King James Version
They, when they heard it, being convicted by their conscience, went out one by one, beginning from the oldest, even to the last. Jesus was left alone with the woman where she was, in the middle.
WEB · World English Bible
And they, when they heard it, went out one by one, beginning from the eldest, even unto the last: and Jesus was left alone, and the woman, where she was, in the midst.
ASV · American Standard Version

Related passages

From the Treasury of Scripture Knowledge, grouped by the word they explain.

being
Genesis 42:21, 22; 1 Kings 2:44; 1 Kings 17:18; Psalm 50:21; Ecclesiastes 7:22; Mark 6:14–16; Luke 12:1–3; Romans 2:15, 22; 1 John 3:20
went out
Job 5:12, 13; Job 20:5, 27; Psalm 9:15, 16; Psalm 40:14; Psalm 71:13; Luke 13:17
alone
John 8:2, 10, 12