The Trinity stitch is a very interesting fancy stitch. It has an elegance all its own. Discreet, may we say luxurious.
To realize your trinity stitch rely on the tutorial, download the PDF and enjoy!
1st row: * k3 in 1st (k1, p1, k1), p3together. * Repeat from * to *.
2nd row and all even rows: purl.
3rd row: * p3 together, k3 in 1st (k1, p1, k1). * Repeat from * to *.
5th row through the end: Repeat from 1st row.