Saṁsagge sati vissāso ahosi.  Being so close, they became intimate. 
Tesaṁ abhiṇhaṁ dassanā saṁsaggo ahosi, saṁsagge sati vissāso ahosi, vissāse sati otāro ahosi, te otiṇṇacittā sikkhaṁ apaccakkhāya dubbalyaṁ anāvikatvā methunaṁ dhammaṁ paṭiseviṁsū”ti. 
 

saṁsagge sati vissāso,  Being so close, you become intimate. 

Seyyathāpi, bhikkhave, issāso vā issāsantevāsī vā tiṇapurisarūpake vā mattikāpuñje vā yoggaṁ karitvā, so aparena samayena dūrepātī ca hoti akkhaṇavedhī ca mahato ca kāyassa padāletā;  It’s like an archer or their apprentice who first practices on a straw man or a clay model. At a later time they become a long-distance shooter, a marksman, who shatters large objects. 
Seyyathāpi, bhikkhave, issāso vā issāsantevāsī vā tiṇapurisarūpake vā mattikāpuñje vā yoggaṁ karitvā, so aparena samayena dūrepātī ca hoti akkhaṇavedhī ca mahato ca kāyassa padāletā; 
 
Seyyathāpi, bhikkhave, issāso vā issāsantevāsī vā tiṇapurisarūpake vā mattikāpuñje vā yoggaṁ karitvā, so aparena samayena dūrepātī ca hoti akkhaṇavedhī ca mahato ca kāyassa padāletā; 
It’s like an archer or their apprentice who first practices on a straw man or a clay model. At a later time they become a long-distance shooter, a marksman, who shatters large objects. 
Seyyathāpi, bhikkhave, issāso vā issāsantevāsī vā tiṇapurisarūpake vā mattikāpuñje vā yoggaṁ karitvā, so aparena samayena dūrepātī ca hoti akkhaṇavedhī ca mahato ca kāyassa padāletā; 
It’s like an archer or their apprentice who first practices on a straw man or a clay model. At a later time they become a long-distance shooter, a marksman, who shatters large objects.