Aadh Purukh Aape Srisat Saaje
ਆਦਿ ਪੁਰਖੁ ਆਪੇ ਸ੍ਰਿਸਟਿ ਸਾਜੇ ॥

This shabad is by Guru Amar Das in Raag Bilaaval on Page 162
in Section 'Thaeree Aut Pooran Gopalaa' of Amrit Keertan Gutka.