Salm ibn Qutaybah reported: Sufyan al-Thawri, may Allah have mercy on him, said, “If a man were even to play with the two toes of a boy seeking lustful pleasure, he would be a sodomite.”
Source: Masāwi’ al-Akhlāq lil-Kharāʼiṭī 423
عن سَلْم بْن قُتَيْبَة قَالَ قَالَ سفيان الثَّوْرِيَّ رحمه الله لَوْ أَنَّ رَجُلًا عَبَثَ بِغُلَامٍ بَيْنَ إِصْبُعَيْنِ مِنْ أَصَابِعِ رِجْلِهِ يُرِيدُ الشَّهْوَةَ لَكَانَ لَوَّاطًا
423 مساوئ الأخلاق للخرائطي